Carly returns home sick after a trip and discovers that One Direction has accepted an invitation to perform on their web show. Not long after arriving, band mate Harry becomes sick and we see Carly doting over him. Realizing Harry is playing sick for the attention, they hatch a plan to get him back in the group by telling him Gibby has become their newest band member. Meanwhile, Spencer becomes a personal trainer and gives a bratty girl a makeover. One Direction will guest star and perform their song "What Makes You Beautiful".