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Scientist is a fictional character portrayed by Ron Butler in the TV series It's Always Sunny in Philadelphia.
They appear in 1 episodes out of a total of 172 aired so far
Scientist is also portrayed by Burn Gorman and Jason Duplissea.

Scientist

by Ron Butler

character

Episodes1

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    Mac Day
    episode S9.E5 october 2013
    Each member of the gang gets one day to do whatever they want while the rest of the gang must participate. This is Mac's day.