Gregg Curran is a fraternity brother of Alex P. Keaton. According to Alex, he's genetically incapable of making less than $50,000 a year. When Alex finds out that Mallory Keaton plans to marry Nick Moore, he invites Gregg to his house for dinner to try to get him to marry Mallory instead. Mallory has eyes only for Nick, and Gregg has no desire to marry someone he just met. Gregg leaves without eating dinner.