Jennifer Aniston and Vince Vaughn go public in Aspen

Jennifer Aniston and Vince Vaughn have made their first public appearance together as a couple.

The pair have been rumoured to have been dating for six month since they met on the set of their film The Break Up but this week's outing in Aspen, Colorado. They were photographed holding hands at favoured celebrity hangout, D19.

An onlooker revealed:"Dave Chappelle and Chris Rock were there, as well as about 15 others. People were drinking beer, cocktails and margaritas. Everybody was at one big table, having a roaring good time."

"Jen and Vince ordered extra-large vodka martinis. They each had two while chatting and partying with their pals. They were in a good mood, touching hands and kissing, and laughing at all the jokes. There was a real good positive vibe going on."

They were also Ajax Tavern in the town:"They looked very lovey-dovey, like they're totally in love, totally relaxed with each other's company," another customer observed.