: He faces opposition from Hannah's cousin Melissa (Busy Philipps), an ex-flame who resents him and tries to thwart his plans.
To Tom's dismay, Hannah asks him to be her "maid" of honor. Encouraged by his friends, Tom accepts the role, planning to use his position to sabotage the wedding and prove he is the better man for her. The Conflict Made of Honor
On the wedding day, Tom realizes he cannot let her go. In a classic romantic comedy finale, he crashes the ceremony on horseback. He confesses his true feelings at the altar, and Hannah realizes she loves him back. She calls off the wedding, and the film ends with Tom and Hannah getting married in New York. : He faces opposition from Hannah's cousin Melissa