By Korin Miller
DAILY NEWS STAFF WRITER
Thursday, February 19th 2009, 10:43 AM
Seth Rogen's about to become a Playboy cover girl - err - guy.
The goofy "Knocked Up" star will front the famed men's mag's April issue, an insider tells the Daily News.
NBA star Jason Kidd's stunning girlfriend and baby mama Hope Dworaczyk also sizzles on the cover alongside Rogen.
Cover boy Rogen is in rare company: Playboy has featured less than 10 men on its coveted front flap, including Steve Martin and Jerry Seinfeld.
"Dr. Strangelove" star Peter Sellers was the first gent to land on the mag's cover in April 1964.
Dworaczyk, 24, appeared on the hit E! reality show "Girls Next Door" as one of the final three in the running to become Playboy's highly-touted 55th Anniversary Playmate.
She lost out to Ukrainian beauty Dasha Astafieva, who was once rumored to be a Hugh Hefner girlfriend-in-training.
Rogen appears on the magazine to plug his upcoming film "Observe and Report."
And to, you know, show off his bod