Pump It Up Party - $50 Off Weekday Classic Party + Cake Make you child's next birthday a "bouncing" success with this fun-filled package which is good for ($50 off) (1) Weekday Classic Party plus (1) Free Cake from Coldstone Creamery ($50 value). You and 25 guests will get to spend (2) unforgettable hours jumping, bouncing, laughing and partying in your own private indoor arena, filled with gigantic inflatable slides, bounce houses, obstacle courses and more. Personalized party coordinators take care of everything, including set up and clean up so you can just relax and enjoy your child's birthday. Available options include pizza, drinks, balloons and goodie bags which make party planning stress-free. Warning: this type of inflatable fun can be addicting!