Will Arnett shirtless in Running Wilde 1-05 "The Party"

Will Arnett shirtless in Arrested Development 4-15 "Locked And Loaded"

Will Arnett and Michael Cera shirtless in Arrested Development 4-10 "Queen B."

Will Arnett shirtless in Arrested Development 4-04 "Just Deserters"

Will Arnett shirtless in Arrested Development 4-02 "Three Half Men"

Will Arnett shirtless in Flaked 2-05 "Day Five"

Will Arnett and Filip Watermann shirtless in Flaked 2-02 "Day Two"

Will Arnett shirtless in Flaked 1-08 "Sunset"

Will Arnett shirtless in Flaked 1-07 "7th"

Will Arnett shirtless in Flaked 1-06 "Shell"

David Sullivan nude with Will Arnett shirtless in Flaked 1-04 "Palms"

Will Arnett shirtless in Flaked 1-01 "Westminster"

Will Arnett shirtless in The Millers 2-11 "Hero"

JB Smoove shirtless with Will Arnett in The Millers 2-07 "When the Pope Comes Marching In"

Will Arnett shirtless in The Millers 1-04 "The Mother Is In"

Will Arnett shirtless in Arrested Development 1-10 "Pier Pressure"

Will Arnett shirtless in Sex And The City 2-12 "La Douleur Exquise!"