Four friends set off to Las Vegas for a one-night bachelorette party that turns out to be a lot more. Getting kicked out of a strip club, being mugged, and more craziness, places them smack dab in Vegas' seedy underbelly. The girls band together and embark on the wildest, out-of-control, blow-out night in bachelorette party history; destined to go down as the Best Night Ever.