Regular Show - S6 • E17 - Happy Birthday Song Contest
J.G. QuintelMordecai / Hi Five Ghost (voice) William SalyersRigby (voice) Sam MarinBenson / Pops / Muscle Man (voice) Linda CardelliniCloudy J (voice) Minty LewisEileen / Kid / Sunshine (voice) / Writer Kevin Michael RichardsonHappy Birthday (voice) Roger Craig SmithAxelrod / Cubicle Man / Kid Judge (voice) Fred TatascioreFarmer Jimmy / Dante / Waiter #1 (voice) Courtenay TaylorBenson's Mom / Office Manager / Old Waitress (voice) Ali HillisMechanic / Mom / TV Cook (voice) Grey DeLisle-GriffinSheena / Judy / Colette (voice) Minty LewisEileen / Kid / Sunshine (voice) / Writer 
