From SmashWiki, the Super Smash Bros. wiki
Doctor Schmoctor (known as I Hate Doctors! in PAL versions of the game) is a single-player event match in Super Smash Bros. for Wii U. In it, the player controls Wario with a permanent flower effect, and must defeat Dr. Mario in a stock match at Luigi's Mansion.
Completing the event on normal or hard difficulty within 30 seconds awards a Speed Walker Gloves equipment.