Two and a Half Men - Season 4 - Eps 8: Release the Dogs
Alan suffers from insomnia. He visits his psychiatrist, who reveals that the cause of Alan's sleepless nights is his jealousy towards Charlie, and his inability to glide through life.
About Two and a Half Men

Title: Two and a Half Men
First Air Date: 2003-09-22
Last Air Date: 2015-02-19
Status: Ended
Rating: 7.452/10 (from 3428 votes)
Language: EN
Seasons: 13
Total Episodes: 262
Network: CBS
Genres: Comedy
Production Companies: Warner Bros. Television, Chuck Lorre Productions, The Tannenbaum Company
Synopsis
A hedonistic jingle writer's free-wheeling life comes to an abrupt halt when his brother and 10-year-old nephew move into his beach-front house.
Cast

Ashton Kutcher
Walden Schmidt

Jon Cryer
Alan Harper

Conchata Ferrell
Berta