Larry Daley is at the center of both Night at the Museum movies. He's a security guard that gets into unique typoes of trouble while keeping watch late at night. He's also a single father.
Jedediah: No problemo, Gigantor. Larry: Um, my names Larry, first of all okay, Jed? See I call you Jed, I don't call you tiny. Jedediah: What's that supposed to mean? Larry: Hey teeny, how does that sound? Jedediah: I... I don't like it. It hurts my feelings. Larry: Okay, well Gigantor makes me sound like a freak. Octavius: I don't. I just call you Larry. Larry: Don't be a kiss-ass.