Complex sentence: In 2011, Lange returned to radio with Nick DiPaolo to co-host "The Nick & Artie Show"; the show was renamed "The Artie Lange Show" in January 2013 following DiPaolo's departure.
Split into simpler sentences: In 2011, Lange returned to radio with Nick DiPaolo to co-host "The Nick & Artie Show". In January 2013, it was renamed "The Artie Lange Show" after DiPaolo's departure.