Unlockable Characters: King Boo - Win 50cc Star Cup Diddy Kong - Win all 50cc Cups Baby Daisy - Attain at least 1 Star Rank for all 50cc Wii Grand Prix Cups Mii (Outfit A) - Win 100cc Special Cup Mii (Outfit B) - Unlock 32 Expert Staff Ghost Data in Time Trials Mii (Outfit C) - Get 15,000 points...

Unlockable Karts: Cheep Charger (small kart) - Attain at least 1 Star Rank for all 50cc Retro Grand Prix Cups Blue Falcon (small kart) - Win Mirror Lightning Cup Rally Romper (small kart) - Unlock 1 Expert Staff Ghost Data in Time Trials Turbo Blooper (medium kart) - Win 50cc Leaf Cup Royal Racer...

Unlockable Bikes: Quacker (small bike) - Win 150cc Star Cup Bubble Bike (small bike) - Win Mirror Leaf Cup Magikruiser (small bike) - Play Time Trials on 8 different courses Rapide (medium bike) - Win 100cc Lightning Cup Nitrocycle (medium bike) - Attain at least 1 Star Rank for all 100cc Wii Grand...

Other Stuff Picture option to send to Wii Message Board - Complete all 8 Cups in a class Karts & Bikes (50cc) - Earn trophies in all 50cc Grand Prix Cups Karts & Bikes (100cc) - Earn trophies in all 100cc Grand Prix Cups Mirror Class - Win all 150cc Cups Alternate Title Screen - Win all Cups