Ep 18. Guess Who's Coming to Guest Star

Sonny With A Chance season 1 episode 18, titled "Guess Who's Coming to Guest Star," follows the cast and crew of "So Random!" as they prepare for a big guest star appearance. As they brainstorm ways to make the episode memorable, tensions rise and egos clash.

Sonny, played by Demi Lovato, is thrilled when her favorite teen heartthrob, Hayden Panettiere, agrees to appear on the show. However, her excitement is short-lived when she realizes that Hayden is not the humble star she imagined, but rather a demanding diva who expects everything to be done her way.

As the rest of the cast tries to cater to Hayden's demands, Sonny takes matters into her own hands and stands up to the actress. This leads to a tense confrontation where Sonny must decide whether to compromise her principles to please Hayden or stand up for what she believes in.

Meanwhile, Tawni (Tiffany Thornton) and Nico (Brandon Smith) compete for the attention of Hayden's hot assistant, while Zora (Allisyn Ashley Arm) causes chaos on set with her latest invention.

Overall, "Guess Who's Coming to Guest Star" is a fun-filled episode full of drama, romance, and humor. It highlights the importance of staying true to yourself and not succumbing to the pressures of fame.