the doctor pops out and grabs the device “nope none of this, the two of you are not mentaly equiped to go mucking about with temporal causality….that said oh that does seem bad….don’t you worry your little heads i’ll take care of it!…alonzi!” sprout and pipp are left blinking and horibly confused as the strange brown pony with the hourglas cutie mark vanished into a phone booth which promptly disapeared “wait did he have cutie marks on both flanks” pipp nodded “….i need a drink…”

or at least thiats how i forsee this going….your headcannon may vary.