Type in TOPDOWN as your name.
You'll hear Tiff say "Cheat Mode Enabled" and you'll have a GTA type view available to you.
You can also try these as names:
HANGOVER - Makes Things go a Little Hazy.
REPEL - Unknown Effect.
OUCH - Battle Mode
HIGHJUMP - Low Gravity
HANGOVER - Blurred Horizon
SKINNY - Wheels Only View
GIRDLE - Higher Decors and Walls, Side of Road Higher, Narrower Roads and Shortcomings Amplified
TIMEOUT - Full Championship Distances