EXHIBIT 1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13D referred to below) on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Common Stock and Series B Preferred stock, each with a par value $0.01 per share, of TheStreet.com, Inc., a Delaware corporation, and that this Agreement may be included as an exhibit to such joint filing. This Joint Filing Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of the 27th day of November, 2007.

TCV VI, L.P.

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

TCV MEMBER FUND, L.P.

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

TECHNOLOGY CROSSOVER MANAGEMENT VI, L.L.C.

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

JAY C. HOAG

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

RICHARD H. KIMBALL

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

JOHN L. DREW

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

JON Q. REYNOLDS JR.

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

WILLIAM J. G. GRIFFITH IV

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory

ROBERT W. TRUDEAU

By: /s/ Carla S. Newell

Name: Carla S. Newell

Its: Authorized Signatory