SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) ~~June~~October 1, 2007 NOVASTAR MORTGAGE FUNDING TRUST, SERIES ~~2007~~2006-21 (Issuing Entity with respect to ~~Certificates~~Notes) NOVASTAR ~~MORTGAGE~~CERTIFICATES ~~FUNDING~~FINANCING CORPORATION (Exact name of depositor and co-registrant as specified in its charter)

Delaware	~~333-134461~~	48333-~~1195807~~131111-02		48-1194616
(State or Other Jurisdiction of Incorporation)	~~(Commission File Number)~~	(~~I.R.S.~~Commission ~~Employer~~File ~~Identification No.~~Number)		(I.R.S. Employer Identification No.)

8140 Ward Parkway, Suite 300 Kansas City, Missouri	64114
(Address of Principal Executive Offices)	(Zip Code)


NOVASTAR MORTGAGE FUNDING CORPORATION
(Exact name of sponsor and registrant as specified in its charter)

NOVASTAR CERTIFICATES FINANCING CORPORATION (Exact name of co-registrant as specified in its charter)

Delaware	333-131111	48-1195807
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)
8140 Ward Parkway, Suite 300 Kansas City, Missouri		64114
(Address of Principal Executive Offices)		(Zip Code)

Delaware	333-134461-01		48-1194616
(State or Other Jurisdiction of Incorporation)	(Commission File Number)		(I.R.S. Employer Identification No.)

Registrant's telephone number, including area code

(816) 237-7000


No Change
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o[ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 1.01. Entry into a Material Definitive Agreement.

NovaStar Mortgage Funding Corporation and NovaStar Certificates Financing Corporation registered issuances of up to $~~495~~4,~~331~~145,350,000 principal amount of Asset-Backed ~~Certificates~~Notes on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, as amended (the "Act"), by the Registration Statement on Form S-3 (Registration File NoNos. 333-~~134461~~ 131111 and ~~No.~~ 333-~~134461~~131111-0102) (the "Registration Statement"). Pursuant to the Registration Statement, NovaStar Mortgage Funding Trust, Series ~~2007~~2006-21, issued on ~~June~~April 1 28, ~~2007~~ 2006, $1,~~340~~320,~~500~~974,000 in aggregate principal amount of its Home Equity Loan Asset-Backed ~~Certificates~~Notes, Series ~~2007~~2006-21, Class A-1A, Class A-2A, Class A-2B, ~~Class~~ Class A-2C, Class A-2D, Class M-1, Class M-2, Class M-3, Class M-4, Class M-5, ~~Class~~ Class M-6, Class M-7, Class M-8 ~~and~~Notes ~~Class M-9 Certificates~~ (the "Offered ~~Certificates~~ Notes"). Also issued, but not offered by NovaStar Mortgage Funding Trust, Series ~~2007~~2006-21 were its Home Equity Loan Asset-Backed ~~Certificates~~Notes, Series ~~2007~~ 2006-21, Class M-109, Class C,M-10 ~~Class I~~ and Class RM-11 Notes ~~Certificates~~ (and collectively with the Offered ~~Certificates~~Notes, the “~~Certificates~~Notes”).

The ~~Certificates~~ Sale and ~~were~~Servicing ~~issued~~Agreement filed in connection with the Notes is hereby amended pursuant to aAmendment ~~Pooling~~Number 2 to the Sale and Servicing Agreement, dated as of ~~May~~ October 1, 2007 attached hereto as Exhibit 410.1, among NovaStar Mortgage Funding Trust, Series 2006-1, as issuing entity (the “Issuing Entity”), NovaStar Certificates Financing Corporation, as depositor, NovaStar Mortgage, Inc., as servicer and as ~~sponsor,~~ seller, U.S. Bank, National Association, as custodian (the "“Custodian"”), ~~and~~The Bank ~~Deutsche~~of ~~National Trust~~New ~~Company~~York (as successor to JPMorgan Chase Bank, National Association), as indenture trustee (the "Indenture Trustee")., ~~The~~and ~~Certificates~~J.P. ~~represent~~Morgan ~~beneficial~~Trust Company, ~~ownership~~ National ~~interests~~Association, inas aco-trustee ~~pool~~(the ~~of mortgage related loans and certain related property~~“Co-Trustee”).

As of May 1, 2007, the mortgage loans possessed the characteristics described in the Free Writing Prospectus, dated May 24, 2007, and the Prospectus Supplement, dated May 25, 2007, filed pursuant to Rule 424(b)(5) of the Act on June 1, 2007.

Item 9.01 - Financial Statements and Exhibits:

(a) Financial Statements of Business Acquired: None

(a)	Financial Statements of Business Acquired:	None
(b)	Pro Forma Financial Information:	None
(c)	Exhibits: 10.1 Amendment No. 2 to the Sale and Servicing Agreement, dated as of October 1, 2007, among the Issuing Entity, the Depositor, the Sponsor, the Servicer, the Custodian, the Indenture Trustee and the Co-Trustee.

(b) Pro Forma Financial Information: None

1.1 Underwriting Agreement, dated as of May 24, 2007, among NovaStar Mortgage, Inc., NovaStar Mortgage Funding Corporation, NovaStar Financial, Inc. and Deutsche Bank Securities Inc., Greenwich Capital Markets, Inc. and Wachovia Capital Markets, LLC.

4.1 Pooling and Servicing Agreement, dated as of May 1, 2007, among NovaStar Mortgage Funding Corporation, NovaStar Mortgage, Inc., as servicer and as sponsor, the Custodian and the Trustee.

10.1 Mortgage Loan Purchase Agreement, dated as of May 1, 2007, among NovaStar Mortgage Funding Corporation, NovaStar Mortgage, Inc., as sponsor, the Custodian, and the Trustee.

10.2 Novation Agreement, dated as of June 1, 2007 among The Royal Bank of Scotland plc, NovaStar Mortgage, Inc., and NovaStar Mortgage Supplemental Interest Trust, Series 2007-2 (the "Supplemental Interest Trust").

10.3 Master Agreement, dated June 1, 2007 between The Royal Bank of Scotland plc and the Supplemental Interest Trust.

10.4 Novation Agreement, dated as of June 1, 2007 among Wachovia Bank, National Association, NovaStar Mortgage, Inc. and the Supplemental Interest Trust.

10.5 Master Agreement, dated June 1, 2007 between Wachovia Bank, National Association and the Supplemental Interest Trust.

10.6 Novation Agreement, dated as of June 1, 2007 among Deutsche Bank AG New York Branch, NovaStar Mortgage, Inc. and the Supplemental Interest Trust.

10.7 Master Agreement, dated June 1, 2007 between Deutsche Bank AG New York Branch and the Supplemental Interest Trust.

10.8 Back-Up Servicing Agreement, dated June 1, 2007 between Deutsche Bank National Trust Company as Trustee and Countrywide Home Loans Servicing LP.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Dated: ~~June~~ October 73, 2007

NOVASTAR ~~MORTGAGE~~CERTIFICATES ~~FUNDING~~FINANCING CORPORATION By: /s/ Matt Kaltenrieder Name: Matt Kaltenrieder Title: Vice President

Exhibit Index
Exhibit No.		Description
Exhibit 1.1		Underwriting Agreement, dated as of May 24, 2007 between NovaStar Mortgage, Inc., NovaStar Mortgage Funding Corporation, NovaStar Financial, Inc. and Deutsche Bank Securities Inc., Greenwich Capital Markets, Inc. and Wachovia Capital Markets, LLC.
Exhibit 4.1		Pooling and Servicing Agreement, dated as of May 1, 2007, among NovaStar Mortgage Funding Corporation, NovaStar Mortgage, Inc., as servicer and as sponsor, the Custodian and the Trustee.
Exhibit 10.1		Mortgage Loan Purchase Agreement, dated as of May 1, 2007, among NovaStar Mortgage Funding Corporation, NovaStar Mortgage, Inc., as sponsor, the Custodian and the Trustee.
Exhibit 10.2		Novation Agreement, dated as of June 1, 2007 among The Royal Bank of Scotland plc, NovaStar Mortgage, Inc., and NovaStar Mortgage Supplemental Interest Trust, Series 2007-2 (the "Supplemental Interest Trust").
Exhibit 10.3		Master Agreement, dated June 1, 2007 between The Royal Bank of Scotland plc and the Supplemental Interest Trust.
Exhibit 10.4		Novation Agreement, dated as of June 1, 2007 among Wachovia Bank, National Association, NovaStar Mortgage, Inc. and the Supplemental Interest Trust.
Exhibit 10.5		Master Agreement, dated June 1, 2007 between Wachovia Bank, National Association and the Supplemental Interest Trust.
Exhibit 10.6		Novation Agreement, dated as of June 1, 2007 among Deutsche Bank AG New York Branch, NovaStar Mortgage, Inc. and the Supplemental Interest Trust.
Exhibit 10.7		Master Agreement, dated June 1, 2007 between Deutsche Bank AG New York Branch and the Supplemental Interest Trust.
Exhibit 10.8		Backup Servicing Agreement, dated June 1, 2007 between Deutsche Bank National Trust Company as Trustee and Countrywide Home Loans Servicing LP.

Exhibit Index


Exhibit No.	Description

Exhibit 10.1	Amendment No. 2 to the Sale and Servicing Agreement, dated as of October 1, 2007, among the Issuing Entity, the Depositor, the Sponsor, the Servicer, the Custodian, the Indenture Trustee and the Co-Trustee.

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