The tribute to Alex Trebek after Friday night's show.

It is certainly the end of an era on television! “Jeopardy!” honored the late Alex Trebek with a tribute to the 36 year host at the end of his final episode this past Friday night. The tribute, done to a Peter Allen song "Once Before I Go", featured clips from Trebek’s over 3 decades with the game show and reactions from television fans from all over the world have been pouring in all weekend. Many viewers took to Twitter and other social platforms to bid the show's longtime host goodbye, and thank him for the years he hosted. "Jeopardy!" Rick