Jennifer Aniston calls Vince Vaughn the "Rebound Guy?"

Billionaire Steve Bing approached newly-single Jennifer Aniston and offered her his phone number as she dined with friends at West Hollywood's Madeo restaurant, according to In Touch Weekly.

"They've known each other socially," an insider tells the magazine. "He saw an opportunity and made a move."

Jen, 37, apparently hasn't taken Steve up on his offer yet.

In other news , Jennifer Aniston has nicknamed Vince Vaughn the "Rebound Guy" following the recent fizzling out of their romance reports the 3AM girls.

The 37-year-old, who started seeing Vince Vaughn while filming The Break-Up following her devastating split from Brad Pitt, has made a New Year's resolution to stay single.
A pal said: "Jen's admitted she tried to make it work with Vince because she was scared of being alone. She now wants to learn to be by herself."