LOL (Laugh Out Loud) Rollovers- Rover Dog The laugh out loud rolling, laughing pet!, You can"t help but laugh along with the LOL Rollover Pets, They roll around back and forth on the floor laughing hysterically, Get them laughing with a wave of your hand (motion activated), Uses 3 ""AA"" size batteries (not included), For ages 5 and Up Includes: 1 x LOL Rolling Laughing Dog (pet), SKU: WSTM454