Finish 5 different challenges with friends on split screen.
Gather at least 15 gold medals.
Finish 'Toy race' 20 times in a row.
Find 5 golden aliens in 'Toy race' and finish the race.
Gather at least 12 silver or gold medals.
Unlock all power ups.
Gather at least 11 medals.
Pick up 5 golden flags in 'Black out' and finish the race.
Win a pool game without pocketing the black ball.
Do not pick up any power ups for 3 laps in 'Black out'.
Come in 1st place against 5 hard A.I., 5 times in a row in 'Speed racer'!
Beat 1 minute 15 seconds on 'Fast food'.