She appeared in the film adaptation of the novel of the same name, The Sisterhood of the Traveling Pants, in 2005, as Bridget, one of the four female leads.
Lively's performance in the film earned her a nomination for a Teen Choice Award for "Choice Movie Breakout – Female.
Already having deferred college for a year, Lively intended to turn the role down and become a student, but was told that she could attend college part-time while filming the show (she later said "This is advice to anyone: when they say, 'We promise, but we can’t put it in writing,' there’s a reason they can’t put it in writing").
In 2009 Lively appeared as Gabrielle Di Marco, a minor role in the romantic comedy New York, I Love You, a sequel to the 2006 film Paris, je t'aime.
During her childhood, her parents took her to acting classes that they taught because they did not want to leave her with a babysitter.
Lively said that watching her parents teach acting helped her learn the "drills" and gain confidence as she got older and entered the entertainment industry.
Lively stated that that process was difficult for her because food is "the No.
1 love of my life." Lively was cast in The CW's series Gossip Girl, based on the book series of the same name by Cecily von Ziegesar, which premiered in September 2007.
It received mostly positive reviews and Lively's performance was praised by critics.In 2007, she played one of the two title characters in Elvis and Anabelle as Anabelle, a bulimic girl who hoped to win a beauty pageant.Lively said of getting into character for the role that she had 'shed serious weight' for her height.Suddenly, I realized I could eat whatever I wanted - plus, creatine was new at the time.I went from 125 to 175 pounds, working out like crazy. But I wasn't drinking enough fluids and ended up with a kidney stone - and 3 weeks of pure hell.This foreign-language drama explores a ruthless and powerful Mafia running a grisly criminal underworld. Kids make friends with all sorts of animals: domestic and exotic pets, animals in zoos, aquariums and the wild as well as strange creatures they never knew existed.