Push bike-At the character select, highlight a driver, press L+R, L+R, L+R, then hold L+R+UP and press A
Another day-At the character select press R and release it. Then, hold R and press A
No arrows-Hold R+START as the character select appears
No destination markers-Hold L+START as the character select appears
Expert mode-Hold L+R+START as the character select appears and press A

Happy gaming =p

Push bike-at the character select, highlight a driver, press L+R,L+R,L+R, and then hold L+R+up and press A.