Adventure Time· Season 7 · Episode 29
Lady Rainicorn and the Crystal Dimension
Jake's son TV finds a hidden box and draws the attention of a super cool Rainicorn named Lee.
Streaming on (US) 
See all
Guest stars
Pendleton Wardas Snail (voice)
Dan Mintzas T.V. (voice)
Laura Silvermanas Ethel Rainicorn (voice)
Fred Stolleras Roy (voice)
Henry Rollinsas Bob Rainicorn (voice)Bert Younas Lee (voice)
Crew
Elizabeth ItoDirector
Graham FalkWriter