 The cast of "Cheers" watched the finale inside the bar.On the episode of "The Tonight Show with Jay Leno" that aired after the finale took place live at the party outside the bar, with many celebrities including sportscaster Bob Costas in the bar, Jay Leno walked into the bar and interviewed them.Later, Leno played many games with the "Cheers" cast inside the bar, and at the end of the show, the "Cheers" theme was played outside the bar.