verb (used with object), paid or ( Obsolete, except for def 12 ) payed, paying. 1. to settle (a debt, obligation, etc.), as by transferring money or goods, or by doing something: Please pay your bill. 2. to give over (a certain amount of money) in exchange for something: He paid twenty dollars for the shirt.
Mona Vanderwaal is a fictional character in the Pretty Little Liars book series by Sara Shepard and its Freeform television series adaption. Introduced as the primary antagonist, Mona initially harbors a grudge against a group of high-school classmates, using her intelligence and resources to torment them anonymously.
The first season's summer finale aired on August 10, 2010, with the remaining 12 episodes began airing on January 3, 2011. On January 11, 2011, ABC Family picked up Pretty Little Liars for a second season of 24 episodes. It began airing on Tuesday, June 14, 2011. It was announced in June that a special Halloween-themed episode would air as part of ABC Family's 13 Nights of Halloween line-up. This increased the episode count from 24 to 25.