The Simpsons - Season 31 Episode 13
Lisa decides to do an essay on Professor Frink just as the scientist invents a new cryptocurrency. When this makes him the richest man in Springfield, Mr. Burns sees red and he starts plotting against Frink in order to restore his former status, while Frink learns who his real friends are.
First Air Date : 1989-12-17
Last Air date : 2024-10-27
Runtime : 57 minutes
Genre : Family, Animation, Comedy
Cast : Dan Castellaneta, Julie Kavner, Nancy Cartwright, Yeardley Smith, Hank Azaria, Harry Shearer
Crew : Danny Elfman (Main Title Theme Composer)
Quality : 
Subtitles :
- Season 31 : Episode 12019-09-29
- Season 31 : Episode 22019-10-06
- Season 31 : Episode 32019-10-13
- Season 31 : Episode 42019-10-20
- Season 31 : Episode 52019-11-03
- Season 31 : Episode 62019-11-10
- Season 31 : Episode 72019-11-17
- Season 31 : Episode 82019-11-24
- Season 31 : Episode 92019-12-01
- Season 31 : Episode 102019-12-15
- Season 31 : Episode 112020-01-05
- Season 31 : Episode 122020-02-16
- Season 31 : Episode 132020-02-23
- Season 31 : Episode 142020-03-01
- Season 31 : Episode 152020-03-08
- Season 31 : Episode 162020-03-15
- Season 31 : Episode 172020-03-22
- Season 31 : Episode 182020-04-19
- Season 31 : Episode 192020-04-26
- Season 31 : Episode 202020-05-03
- Season 31 : Episode 212020-05-10
- Season 31 : Episode 222020-05-17
