Britney Spears is his opener.

Last week I shared a TMZ story with you about former reality star Jon Gosselin and his new DJ gig.

According to TMZ, Jon Gosselin's not the only one.  They found Britney Spears ex-husband and baby daddy, Kevin Federline spinning the jams at Heat Nightclub in the OC Saturday Night.  The gig paid him $1,000.  Probably a lil more than Gosselin.

According to this TMZ story, Kevin Federline said, "I must confess...Britney Spears is my opener.."