Performer, composer, lyricist and comedian Tim Minchin appeared on the TBS "Conan" show, hosted by Conan O'Brien. Minchin performed "When I Grow Up" from the Tony-winning Matilda - The Musical, for which he wrote the music and lyrics, accompanied by three young Matildas.
SOURCE: Playbill at 03:12PM on June 16, 2015