Complex sentence: Robert Wuhl was invited to join the writing staff after he had auditioned for the lead role in "Airplane!", he would co-write the show's second and sixth episodes with Tino Insana.
Split into simpler sentences: Robert Wuhl was invited to join the writing staff after he had auditioned for the lead role in "Airplane!". He would co-write the show's second and sixth episodes with Tino Insana.