Warner Bros. has released the greenband, theatrical trailer for the comedy sequel/reboot Vacation [VACTN]. Ed Helms [EHELM] stars as Rusty Griswold who 30 years after the original Vacation takes his own family on a cross-country road trip to Wally World. Along the way, they visit his sister Audrey, played by Leslie Mann [LMANN] who looks nothing like the actress in the 1983 original. Vacation hits theaters on July 29th.