1/31
Zach Galifianakis, Ed Helms, Justin Bartha & Bradley Cooper
The guys fall in line.
2/31
Zach Galifianakis, Bradley Cooper & Ed Helms
Whatcha looking at?
3/31
Zach Galifianakis, Bradley Cooper & Ed Helms
Meeting time.
4/31
Ken Jeong
Don't jump.
5/31
Justin Bartha, Bradley Cooper & Ed Helms
The boys get suited up for a serious event.
6/31
instagr.am
Bradley Cooper
Nice to know B. Coop is still as pretty as ever.
7/31
Zach Galifianakis, Bradley Cooper & Ed Helms
Nothing like a fresh set of sheets.
8/31
Ken Jeong
Busted.
9/31
Zach Galifianakis, Bradley Cooper, Ed Helms & Justin Bartha
What happens next can't be good.
10/31
Bradley Cooper
Hang on!
11/31
Zach Galifianakis, Bradley Cooper, Ed Helms & John Goodman
John Goodman joins the Wolf Pack.
12/31
Zach Galifianakis & Jeffrey Tambor
Having a heart-to-heart.
13/31
instagr.am
Weird Pig Guys With Guns
We don't know either.
14/31
Zach Galifianakis, Bradley Cooper, Ed Helms & Ken Jeong
Road trip!
15/31
Zach Galifianakis, Ed Helms, Bradley Cooper & Sasha Barrese
What's that look for, Zach?
16/31
Zach Galifianakis, Ken Jeong & Justin Bartha
Pit stop.
17/31
Ken Jeong & Ed Helms
Man down.
18/31
Justin Bartha, Bradley Cooper & Ed Helms
No crazy shenanigans here.
19/31
Zach Galifianakis
Someone's stuck on the Caesars Palace signage.
20/31
instagr.am
Bradley Cooper, Zach Galifianakis & Ed Helms
Awwww! Look at these three guys. Why didn't we get invited to hang out with the Wolf Pack?
21/31
instagr.am
Ken Jeong
It's never good news when Mr. Chow shows up.
22/31
instagr.am
Ed Helms, Bradley Cooper & Justin Bartha
So we know this time there's no wedding or bachelor party, but it looks like there will be a funeral.
23/31
instagr.am
Zach Galifianakis & Justin Bartha
Desert life.
24/31
Zach Galifianakis, Ken Jeong, Ed Helms & Bradley Cooper
That doesn't look like Las Vegas.