Breaking News! John Mayer and Jennifer Aniston have dinner at Sunset Tower in West Hollywood! But before you go getting all heated, allow us to explain. It's Wednesday night in Hollywood and Jennifer Aniston decided to grab a bite with her fiancé Justin Theroux, and buds Chelsea Handler and Andre Balazs. Midway thru the meal her ex, John Mayer walked in for dinner at the exact same restaurant. And a source says the two didn't chat but that John and his male dinner pal saw her when he came in. Awkward!