Who would have thought (One Direction fanfic)

Kate is just a regular teenage girl with a regular teenage life, until she meets One Direction's Niall Horan on a chat room. Long story short, Kate ends up joining the band and writing a duet with Niall to perform on their upcoming world tour. Just as they thought they had a strong relationship, Niall gets sick and is replaced by Liam to sing with Kate, who then ends up falling in love with her. In this fanfic full of humor, romance and drama, Kate must find a way to get her true love back without hurting Liam in the process.