Behind Kotetsu, one of the lockers he was hiding behind swung open. Pinkie leaned out, balancing herself on two hooves with one forehoof against the door. She'd KNOWN this was a good place to hide out!

"Hi, Kotetsu!" she chirped, firing her red laser at him a few times. "Bye, Kotetsu!" Ambush complete, she ducked back into the locker and slammed the door shut behind her.