How do you unlock everything on Mario Kart?
To unlock everything, here you are...Unlockable Characters:King Boo - Win 50cc Star CupDiddy Kong - Win all 50cc CupsBaby Daisy - Attain at least 1 Star Rank for all 50cc Wii Grand Prix CupsMii (Outfit A) - Win 100cc Special CupMii (Outfit B) - Unlock 32 Expert Staff Ghost Data in Time TrialsMii (Outfit C) - Get 15,000 points in VS mode - *unconfirmed & probably fakeDry Bones - Win 100cc Leaf CupBowser Jr. - Attain at least 1 Star Rank for all 100cc Retro Grand Prix CupsDaisy - Win 150cc Special CupDry Bowser - Attain at least 1 Star Rank for all 150cc Wii Grand Prix CupsFunky Kong - Unlock 4 Expert Staff Ghost Data in Time TrialsBaby Luigi - Unlock 8 Expert Staff Ghost Data in Time TrialsBirdo - Play Time Trials on 16 different courses/Get 250 wins onlineToadette - Play Time Trials on all 32 different coursesRosalina - With a Super Mario Galaxy save, win a series of Grand Prix cups/Without Galaxy save, Attain at least 1 Star Rank for all Mirror Grand Prix CupUnlockable Karts:Cheep Charger (small kart) - Attain at least 1 Star Rank for all 50cc Retro Grand Prix CupsBlue Falcon (small kart) - Win Mirror Lightning CupRally Romper (small kart) - Unlock 1 Expert Staff Ghost Data in Time TrialsTurbo Blooper (medium kart) - Win 50cc Leaf CupRoyal Racer (medium kart) - Win 150cc Leaf CupB-Dasher (medium kart) - Unlock 24 Expert Staff Ghost dataPiranha Prowler (large kart) - Win 50cc Special CupDragonetti (large kart) - Win 150cc Lightning CupAero Glider (large kart) - Win all 150cc Retro Grand Prix Cups with 1 star or betterUnlockable Bikes:Quacker (small bike) - Win 150cc Star CupBubble Bike (small bike) - Win Mirror Leaf CupMagikruiser (small bike) - Play Time Trials on 8 different coursesRapide (medium bike) - Win 100cc Lightning CupNitrocycle (medium bike) - Attain at least 1 Star Rank for all 100cc Wii Grand Prix CupsDolphin Dasher (medium bike) - Win Mirror Star CupTwinkle Star (large bike) - Win 100cc Star CupPhantom (large bike) - Win Mirror Special CupTorpedo (large bike) - Unlock 12 Expert Staff Ghost Data in Time TrialsMisc Unlockables:Picture option to send to Wii Message Board - Complete all 8 Cups in a classKarts & Bikes (50cc) - Earn trophies in all 50cc Grand Prix CupsKarts & Bikes (100cc) - Earn trophies in all 100cc Grand Prix CupsMirror Class - Win all 150cc CupsAlternate Title Screen - Win all CupsExpert ghostsDefeat a normal course ghost with a time at least seven seconds faster to unlock the expert ghost for that course.Alternate title screen and ending sequenceGet a "One Star" rank or better in all Cups, including those in Mirror mode to unlock an alternate title screen and ending sequence.Special creditsWin all trophies in a class to view the credits and see a congratulations screen featuring your Mii with Mario and Peach. Win all Grand Prix Cups to get another congratulations screen featuring your Mii with all the racers.Quick startWhen the countdown starts, wait until the "2″ begins to disappear, then hold 2 to get a boost at the start of the race.Quick recoveryWhen you fall into an obstacle, press 2 precisely when you land to get a temporary boost.Profile name starsYou can add a star next to your profile name on the results screen and the Wi-Fi races by completing all Grand Prix races with a certain rank:One star profile name: Earn a "One Star" rank in all Grand Prix races.Two star profile name: Earn a "Two Star" rank in all Grand Prix races.Three star profile name: Earn a "Three Star" rank in all Grand Prix races.------------------------More Mario Kart Wii coverage on WiiNintendo:Mario Kart Wii Soundtrack (mp3 download)Watch my 2 hour video of all 32 tracks, direct feed 150cc!Mario Kart Wii shortcuts videoShare your friend code and setup/join competitions in our forums-----------How to avoid the POW block:Shake the wii remote as soon as the POW block is very small.To avoid blue shellsUse speed when it is about to pound on you.Hope this helps :)