Nick Lachey: Shirtless Bachelor Party with 98 Degrees Guys!

Nick Lachey poses with his former 98 Degrees groupmates Jeff Timmons and Drew Lachey at his bachelor party held at TAO Beach on Saturday (July 2) in Las Vegas, Nev.

The 37-year-old entertainer was treated to a bottle of champagne and even a Vanessa Minnillo little person lookalike at the party!

The night before, Nick hosted another party at Tao Nightclub at the Venetian Hotel.

Also pictured inside: A shirtless Jeff Timmons posing with Playboy playmate Jessa Lynn Hinton following his performance in Chippendales earlier in the week.

10+ pictures inside of Nick Lachey at his bachelor party…