Okay, so let's check shall we? Mario has:
Been a plumber
Acarpenter
A doctor
Professional tennis player
Professional football player
Professional baseball player
Part of a wrecking crew
Piloted a submarine
Piloted a space ship
Piloted a cigar shaped space ship to DESTROY THE VID-GRID
Professional dancer
Did community service cleaning gunk up
Professional fighter
Has a toy company
Has been the hero of the prophecy
Professional artist
Professional basketball player
Professional Snowboarder
Party animal
Wondered around with a bucket on his head
An archaeologist
A safari hunter
A time traveller
A typing tutor
A pinball
A kart/motor bike driver
A guy who randomly shuts down one of 7 koopa hotels
A fursuiter
A cowboy
As thin as paper
A tennis referee
A boxing referee
A hero of creatures in his dreams
Seriously, what the hell hasn't he done?
Oh, and apparently, Tails has also taught music to children.
http://en.wikipedia.org/wiki/Tails_and _the_Music_Maker
maleduck
Wow...umm...how long did it take you to find all of this!?
RupeeClock
Find? No I remembered all this.