The title is a play on the basketball event March Madness.
The ending is a parody of Caddyshack.
Freight Train compares Junior to Robin Williams' portrayal of the alien Mork from the sitcom Mork and Mindy. Junior, dressed as Mork, snorts cocaine through his finger, referencing both how Mork would ingest substances and Robin Williams' cocaine addiction.
Cleveland stares off into the sunset while Freight Train and Junior first head off to play golf in a parody of Luke Skywalker from Star Wars: A New Hope as similar music plays.
After Cleveland makes the Green on a Par 3 he mimics fencing like PGA great Chi Chi Rodriguez.