VIDEO : 'Simpsons' Producers Pay Tribute To Penny Marshall

Penny Marshall, star of Laverne & Shirley and director of A League of Their Own, passed away this week at the age of 75. After the news of her death broke on Tuesday afternoon, countless members of the industry have taken to social media to celebrate her life, including The Simpsons producer and director David Silverman and showrunner Al Jean.
While that may not seem super significant, Penny Marshall broke ground on The Simpsons as the show's first-ever celebrity guest.