Thursday February 2nd, 2012: Paris Hilton's ex-boyfriend Doug Reinhardt was spotted briefly leaving Greystone Manor nightclub in Hollywood.

April 1st, 2011 - Doug Reinhardt was spotted leaving Trousdale Friday night. He was in the company of new beautiful blond, but neither wanted to talk to the paparazzi.

Wednesday, September 1, 2010: We spotted Doug Reinhardt attending the OK! Magazine's 5th Anniversary party at La Vida and asked him if he thought Paris Hilton would've been partying so hard if they'd still been together. Reinhardt responded, "I don't know, I just wish her the best."

July 29, 2010: Doug Reinhardt was seen getting into an SUV packed full of guy friends after dining at Nobu in West Hollywood.

X17 Xclusive - May 27th, 2010: In a hilarious slip of the tongue, the photographers greet Doug Reinhardt and his lady friend as they get into their car to leave Fred Segal and accidentally call his girlfriend by the wrong name! They refer to her as one of the OTHER girls that Doug has been seen with since his breakup with Paris. The guy HAS been getting around!

May 13, 2010: A month after his breakup with ex-girlfriend Paris Hilton, Doug Reinhardt was seen with yet another scantily-clad blond, leaving West Hollywood hot-spot, Voyeur on Thursday night.

Monday, April 19th: Doug Reinhardt was already moved on from his recent breakup with his famous ex-girlfriend Paris Hilton. Doug was spotted a new mystery girl from Industry in Hollywood last night.

February 11, 2010: A mob of photogs gathered at LAX to welcome couple Paris Hilton and Doug Reinhardt home from Paris. Paris didn't mind the attention but Doug seemed pretty upset when he slammed the door shut. He did smile, though, when asked if they were getting married anytime soon.