The One Where Underdog Gets Away. Joey becomes a part time model for the health clinic and he ends up becoming the posterboy for VD. Unfortunately everyone thinks he has it and he is forced to have Thanksgiving at home.
Although this was not an episode, but during outtakes it was seen that Joey ad libbed that he had that disease.
Joey shows his Ichiban commercial to Chandler in the Season 10, Episode 6, The One with Ross's Grant. Joey tries to act in a commercial that Chandler's ad agency is doing. He shows Chandler a video of his commercials, starting with the Ichiban, lipstick for men, commercial he did in Japan.
"The One Where Joey Moves Out"
Season 3 Episode 10, The One Where Rachel Quits.
Season 5, Episode 22, The One With Joey's Big Break.
It is muffled and the audience is not supposed to comprehend it. In the transcripts, Joey's muffled lines are not there
Joey shows his Ichiban commercial to Chandler in the Season 10, Episode 6, The One with Ross's Grant. Joey tries to act in a commercial that Chandler's ad agency is doing. He shows Chandler a video of his commercials, starting with the Ichiban, lipstick for men, commercial he did in Japan.
"The One Where Joey Moves Out"
Ep 221.
Season 4, Episode 5, The One With Joey's New Girlfriend.
A hilarious one
Season 3 Episode 10, The One Where Rachel Quits.
Season 5, Episode 22, The One With Joey's Big Break.
It is muffled and the audience is not supposed to comprehend it. In the transcripts, Joey's muffled lines are not there
The One With The Race Car Bed (Season 3, Episode 7).
"The one where the stripper cries" Season 10 - episode 11
Yes he did. It was a funny episode.
On season 7 episode 18 The one with Joey's Award