Jason is a fictional character portrayed by Andrew Leeds in the TV series It's Always Sunny in Philadelphia.
In the first episode they appeared in, titled The Gang Misses the Boat (season 10), they were 36 years old.
They appear in 1 episodes out of a total of 172 aired so far
Episodes1
The Gang Misses the Boat
episode S10.E6 february 2015The gang decides to spend some time apart in order to find out who they really are.