THURSDAY BIRTHDAYS (1/20/11): Rainn Wilson - 45  He's the incredibley funny Dwight on "The Office"

--Bill Maher - 55  Host of Real Time with Bill Maher on HBO

--James Denton - 48  Mike the dreamy plumber on "Desperate Housewives"

--Melissa Rivers - 43  Joan Rivers' plastic daughter. Their new reality show, "Mother Knows Best", premieres on the WE channel next week

--Lorenzo Lamas - 53 The star of the 90's show "Renegade". He's supposedly on the shortlist to be on the next season of "Dancing With the Stars." Or so he says ...

--Paul Stanley - 59  The Star Child!!! Lead singer of KISS. Real name: Stanley Eisen

Here's what he looks like WITHOUT the makeup ...