Win the Leaf Cup on 50cc to unlock the Turbo Blooper kart.
Win the Lightning Cup on 100cc to unlock the Zip Zip bike.
Win the Leaf Cup on 150cc to unlock the Royal Racer kart.
Get a 1-star rank on all 100cc Grand Prix Cups to unlock the Sneakster bike.
Rob is not in Mario Kart Wii.
You have to unlock one expert staff ghost in time trials
Complete the first stages
Simple, you don't, you unlock baby daisy.
You have to unlock 8 expert staff ghost data to unlock him
Sorry, I dont think giga bowser is a character in Mario Kart Wii.
by getting good times on each track.
Complete the Mushroom and Flower Cup.
Play 16 time trial races.
You can unlock King Boo by playing the Time Trial for the Ghost Raceway.
go online and look for Mario cart character/game cheats
You need to unlock 12 expert ghost staff trials in Time Trials.