[5] Bat Boy: The Musical has also been produced in Seoul, South Korea, and Tokyo and Osaka in Japan, and at the Edinburgh Festival Fringe.
[6] In 2004 O'Keefe won the Ed Kleban Award for Outstanding Lyrics, a $100,000 prize, in part for his work on Bat Boy.
The Guardian reviewer concluded "the predominantly female audience with whom I saw the show seemed to be having a whale of a time and did not give a damn about the fact that the musical is little more than a nonsensical fairytale.
[24] In February 2004, O'Keefe guest-conducted the Harvard Pops Orchestra in an evening of his songs, and premiered his short opera The Magic Futon.
[25] O'Keefe worked with David Shiner on the music, lyrics, and book, for Drop Everything, a new clown show/musical, workshopped at ACT Theatre in Seattle.
It focused on the artists who labored under harrowing conditions to create Soviet movie musicals, trying to please both Stalin's regime and the public.
[27] O'Keefe and Benjamin have written many songs and pieces for movies, television and concerts, including The Daily Show on Comedy Central, Johnny and the Sprites on The Disney Channel,[28] Ant & Dec's Saturday Night Takeaway on UK's ITV, Defiance on SyFy, and Julie's Greenroom on Netflix.
O'Keefe arranged and orchestrated the overture and other pieces of music for a Beatles tribute concert at the Hollywood Bowl, titled "Sgt.
O'Keefe and Benjamin contributed a new song, "This Is The Show", to the season finale of Best Time Ever With Neil Patrick Harris on NBC.
[citation needed] They wrote narration and new comic verses for the New York Philharmonic's New Year's Eve 2015 gala, La Vie Parisienne.
This was set to the music of Camille Saint-Saëns's Carnival Of The Animals, replacing the traditional introductory poems by Ogden Nash, and performed that night by Nathan Lane.
Since 2005 O'Keefe has served as the head of the Music Department and Resident Artist for Harvard University's Freshman Arts Program.