Wren Collings was certain she had her life sorted. She had a supportive family, a serious boyfriend, stellar OWLs and shiny future. But after getting tangled up with the Weasley Twins during the events of the Quidditch World Cup, her life takes a turn for the chaotic...and she's not even sure that's a bad thing. (Fred/OC)

It started out as a simple bet: who could get the girl chosen for them first? After four years of half-hearted attempts, Sirius decides it's time to make a concerted effort to win over the notoriously undateable Florence Saise.

Wren Collings thought she had a solid hand. A supportive family, serious boyfriend, good friends, stellar grades, and a promising future were all in her cards. But after attending the Quidditch World Cup with her family, she realizes that there was one thing she forgot about: the joker in the pack. (Fred/OC)

In their second year Sirius Black and James Potter made a bet to figure out who was really better at getting girls. James had to win Lily and Sirius had to win Eirian. Both known Marauders haters. They didn't think that they'd actually fall for the girls