As if you needed another reason to be sad over How I Met Your Mother coming to an end...
Neil Patrick Harris, Jason Segel and the entire cast of this CBS smash appeared opposite James Lipton Bravo's Inside the Actors Studio last week.
And, at the behest of an audience member, the actor broke into a duet of "Confrontation" from the classic Broadway production Les Miserables, with Harris portraying Javert and Segel taking on the part of Jean Valjean.
Watch the stars totally nail it here:
And, if you want a refresher before the series says goodbye tomorrow night, watch How I Met Your Mother online via TV Fanatic right now.