PHOTOS: Who’s wackiest — the Hoff, Kim K or Adrian Grenier?

Yes, scroll down below to see all the Kardashian bachelorette appearance photos. But how can we not start with this Sunday photo of the Hoff at “Zumanity?” i mean, really. Come on. For real. (Courtesy photo by Nikki Halsey, Cashman Photo.)

David Hasselhoff was in town to celebrate his birthday at Blush with girlfriend Hayley Roberts. I talked with him the other day. You should read that here. (Courtesy photos by Felix Gonzalez/ Retna.)

So right, Kim Kardashian was having a good time. (Courtesy photo by Denise Truscello.)

OK, so she and Kris Humphries did their bach parties at the usual places this weekend, along with friends and family. They did Tao Beach, Tao, Lavo, the Shoppes at Palazzo, Canyon Ranch SpaClub and the Pools at the Palazzo. (These Tao photos courtesy of Denise Truscello.)

On Saturday night, they did Tao and Lavo. This is at Lavo. (Courtesy photo by David Becker.)

(This one below is courtesy Denise Truscello.)

(These two below is courtesy David Becker.)

Kim got a boa at the Pools at the Palazzo so that we can more easily recognize her walking down the street. (Photos courtesy ISPhotography/imagesofvegas.com.)

Here are the ladies at the Pools at Palazzo. (Photo courtesy ISPhotography/imagesofvegas.com.)

And Humphries played with balls at Tao Beach. (Courtesy photo by Denise Truscello.)

Boxer Amir Khan won his unification-belt fight at MGM Saturday then headed over to Club Nikki with R&B performer Jay Sean. (Courtesy photo by Tom Donoghue/Donoghuephotography.com.)

Talib Kweli performed Saturday at club LAX. (Courtesy photo by Nikki Villoria.)

Adrian Grenier, Scott Disick and Rob Kardashian went to club Gallery on Saturday, as Nick Cannon spun as DJ again. (Courtesy photos by Carlos Larios.)

Grenier did an appearance Friday at Chateau and Sugar Factory with executive producers John Loar and Matthew Cook. (Courtesy photos by Denise Truscello.)