Brook Lynn was convinced to return to town in 2010 by Carly Corinthos Jacks, who promised to pay Brook if she came between Dante Falconeri, whom Brook grew up with in Brooklyn, and his girlfriend, Lulu Spencer.Carly hired Brook Lynn to sing at the Metro Court and purchased her an apartment across from Dante's.Emily Quartermaine (then Amber Tamblyn) starts embarking on a new career in modeling, but soon finds herself the subject of a blackmail attempt when she receives a photograph of her head photoshopped onto the body of a nude model.
The stalker later turns out to be Sage's cousin Diego, who had read her journals and decided to get revenge on Brook and the others on her behalf.
Soon after, Brook decided to leave Port Charles and return to New York to pursue her music career.
She is a talented songwriter and singer and her mother, a band manager and record company executive, often pressures her to pursue a singing career.
Brook dates Diego Alcazar for a time, but they later break up.
The characterhad previously been portrayed by Jay Lacopo on November 2, 1998.
On Valentine's Day 1998, Elizabeth Webber (Rebecca Herbst) is raped, and Lucky Spencer (then Jonathan Jackson) helps her recover.She is soon at odds with Elizabeth Webber, who previously cheated with Nikolas while engaged to his brother Lucky Spencer and believes along with Nikolas that he is the father of her infant son Aiden (Lucky is the true father).Elizabeth accuses Brook of using Nikolas for his wealth, and Brook in turn claims Elizabeth is using Aiden as an excuse to get back with Nikolas.They discover the culprit is photographer Tom Baker, later revealed to also be responsible for raping Elizabeth. Due to lack of evidence, he cannot be prosecuted for raping Elizabeth, but is sentenced to prison for 20 years.In late 2016, Tom was up for parole, and Elizabeth had to write a note to convince the board not to release him.She is also involved in adventures with Georgie Jones, her uncle Dillon Quartermaine, and Sage Alcazar, who competes with her for a recording contract.