This episode features live action guest appearances from H. Jon Benjamin as live action Master Shake, T-Pain as live action Frylock, David Long Jr. as live action Carl Brutananadilewski, and Drake E. Stephens.
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Auto-Tune was used for T-Pain's dialog on and off throughout the episode as a reference to his music, which frequently features it.
Batman Forever | Forever Evil | Forever 21 | Strawberry Fields Forever | On a Clear Day You Can See Forever | Forever Dusty | The Maple Leaf Forever | Shrek Forever After | I Will Fight No More Forever | Forever Plaid | Forever Free | X-Men Forever | The Stars and Stripes Forever | The Forever War | The City on the Edge of Forever | River Cottage Forever | Perfect Sound Forever | I'm Forever Blowing Bubbles | Forever Will Be Gone | Forever the Sickest Kids | Forever Changed | After Forever | The Edge of Forever (The Dream Academy song) | The Edge of Forever | Return to Forever | Perfect Sound Forever (book) | Nobody Lives Forever (1946 film) | Nobody Lives Forever | J-Men Forever | Hollywood Forever Cemetery |