497 1 v37709a1e497.txt FORM 497 As filed pursuant to Rule 497 Under the Securities Act of 1933 Registration No. 333-144000 AIG SUNAMERICA LIFE ASSURANCE COMPANY -------------------------------------------------------------------------------- VARIABLE SEPARATE ACCOUNT SUPPLEMENT TO THE POLARIS ADVANTAGE VARIABLE ANNUITY PROSPECTUS DATED FEBRUARY 4, 2008 -------------------------------------------------------------------------------- IF YOU PURCHASE YOUR CONTRACT THROUGH SMITH BARNEY OR CITIBANK, THE FOLLOWING TABLE REPLACES THE TABLE ON PAGE 6 UNDER THE HEADING PAYMENT ENHANCEMENT IN THE PROSPECTUS: The Enhancement Levels and Payment Enhancement Rates, applicable to all Purchase Payments made between April 1, 2008 and June 30, 2008 are as follows:
----------------------------------------------------------------------------------------------------------------------------- PAYMENT ENHANCEMENT LEVEL PAYMENT ENHANCEMENT RATE ----------------------------------------------------------------------------------------------------------------------------- All Purchase Payments and subsequent Purchase Payments 6.5% -----------------------------------------------------------------------------------------------------------------------------
The Payment Enhancement rate currently being offered may increase, decrease, or be eliminated by us at any time. Dated: April 1, 2008 Please keep this Supplement with your Prospectus Page 1 of 1