Fleas bite, and their saliva is very allergenic to susceptible animals. This causes skin redness, itching, biting, scratching, chewing, crusts in the skin, and even a greasy feel and strong odor for some pets. In non-allergic pets, fleas don't bother the animal in these classic ways. Fleas love humidity and warmth.
It is a way of getting their name in the tabloids to promote their latest movie. Andrew Garfield likely got a text message, from his agency, informing him that he was dumping his girlfriend and on which date the media would break.
On the iCarly website in a video called An iNterview with Guppy: Making Sandwiches Sam asks Guppy who he would want to marry. On another video called Interview with Guppy: Colorful Candy Sam asks him three things he thinks is beautiful. Guppy's older brother Gibby also had a crush on Sam for a short while.