The "TMZ After Dark" tour is one of the wildest parties in all of Hollywood ... and, Jerry O'Connell busted out some crazy dance moves on Friday night's edition!

Bobby V got a taste of the best party in Hollywood ... hitting up the TMZ After Dark Tour ... and it sounds like he was blown ...

Ray J says the TMZ After Dark Tour is one of the best experiences in Los Angeles ... and, he's telling people to buy their tickets soon, 'cause they're gone in a flash.

TMZ’s After Dark tour is rolling back through Hollywood... and guess who’s riding shotgun? Yep, Ray J’s crashing the party as your host!

Five years after calling it quits, Teyana Taylor is back on the album front ... and she had to tell everyone on the TMZ Tour Bus all about it!!!