Greg Mullavy

iCarly's biggest fan, Mandy, is invited onto the show as a one-girl studio audience. Mandy turns out to be more of a stalker than a fan and the kids have to get rid of her. Also available on Amazon Instant Video, iTunes and VUDU

Carly and Spencer's granddad makes a surprise visit. He's very concerned that Spencer is too irresponsible and wacky to be Carly's guardian. Also available on Amazon Instant Video, iTunes and VUDU