 opening sequence was arranged by The Simpsons composer Alf Clausen and used in the Simpsons opening as well . Nicholas McKaig , known for uploading a cappella covers of famous songs on YouTube , performed the Simpsons theme song over the closing credits of " Exit Through the Kwik @-@ E @-@ Mart " . He was recruited after a staff member of the show saw his cover of the Simpsons theme on YouTube .  
Ġopening Ġsequence Ġwas Ġarranged Ġby ĠThe ĠSimpsons Ġcomposer ĠAlf ĠClaus en Ġand Ġused Ġin Ġthe ĠSimpsons Ġopening Ġas Ġwell Ġ. ĠNicholas ĠMcK a ig Ġ, Ġknown Ġfor Ġuploading Ġa Ġca pp ella Ġcovers Ġof Ġfamous Ġsongs Ġon ĠYouTube Ġ, Ġperformed Ġthe ĠSimpsons Ġtheme Ġsong Ġover Ġthe Ġclosing Ġcredits Ġof Ġ" ĠExit ĠThrough Ġthe ĠK wik Ġ@ - @ ĠE Ġ@ - @ ĠMart Ġ" Ġ. ĠHe Ġwas Ġrecruited Ġafter Ġa Ġstaff Ġmember Ġof Ġthe Ġshow Ġsaw Ġhis Ġcover Ġof Ġthe ĠSimpsons Ġtheme Ġon ĠYouTube Ġ. Ġ Ġ