It's Always Sunny in Philadelphia Season 16 Episode 4
Frank vs. Russia
Charlie cheers on Frank at a local chess tournament against a Russian grandmaster. Dennis helps Mac and Dee find boyfriends after getting irritated by Mac’s current boyfriend, Johnny.
Guest Stars
Andrew Friedman
Uncle Jack
Sandy Martin
Mrs. Mac
Lynne Marie Stewart
Bonnie Kelly
Endre Hules
Russian Grandmaster
Iman Crosson
Patrick