Victoria Justice and Thomas Mann take over the stage at the screening of their new flick, Fun Size, at the Mall of America on Saturday afternoon (October 20) in Bloomington, Minn.

The two stars joined Carly Rae Jepsen for the super fun event before hitting up the indoor amusement park.

“Had a blast w/ Carly Rae Jepsen & Thomas Mann @ Mall of America today! #RollerCoasterFun http://instagr.am/p/RBdUU4nIKU/,” Vic tweeted.

Opening October 26th, Fun Size follows Wren (Justice) as she searches for her little brother after loosing him trick-or-treating.

25+ pics inside…