Wikipedia
"Stew-Roids" is the 13th episode of the seventh season of the American animated comedy series Family Guy. It originally aired on the Fox network in the United States on April 26, 2009. The episode features Stewie after he is attacked at an outdoor party by Joe's infant daughter, Susie. While training Stewie, Peter injects him with performance-enhancing drugs, and Stewie becomes incredibly muscular. Meanwhile, Chris becomes the fake boyfriend of popular student Connie D'Amico. He begins to like her, and the two begin a serious relationship, leading him to become mean and self-centered towards everyone around him.
The episode was written by Alec Sulkin and directed by Jerry Langford. It received mixed reviews from critics for its storyline and many cultural references, in addition to receiving criticism from the Parents Television Council. According to Nielsen ratings, it was viewed by 6.80 million viewers on its original airdate. The episode featured guest performances by Wilhoit, Meredith Baxter-Birney, Jeff Bergman, Gary Cole, Chace Crawford, Camille Guaty, Wentworth Miller and Mae Whitman along with several recurring guest voice actors for the series.