The A Cappella Council (ACK) is composed of 14 a cappella groups. Penn's a cappella groups entertain audiences with repertoires including pop, rock, R&B, jazz, Hindi, and Chinese songs. ACK is also home to Off The Beat, which has received the most Contemporary A Cappella Recording Awards of any collegiate group in the United States and the most features on the "Best of College A Cappella" albums. Penn Masala, formed in 1996, is world's oldest and premier South Asian a cappella group based in an American university, which has performed for Barack Obama, Henry Kissinger, Ban Ki Moon, Farooq Abdullah, Imran Khan, Rajkumar Hirani, A.R. Rahman, and Sunidhi Chauhan, had their a cappella version of Nazia Hassan's Urdu classic "Aap Jaisa Koi", (originally from the movie "Qurbani") sung in the movie American Desi, and was invited by Penn Alumna, Elizabeth Banks (College Class of 1996) and her husband, Max Handelman (College Class of 1995) to appear in Pitch Perfect 2 produced by Banks and Handleman as Banks reported that Penn's a capella community inspired the Pitch Perfect (film series) starring and /or produced by Banks and Handleman