In the scene where Mel Gibson waxes his legs in his bathroom, he actually did wax his legs, and it did not hurt him nearly as much as it hurt him in the movie. He kept taunting all the women on set, saying "come on, this doesn't hurt at at all!"
When Nick is in the lunchroom receiving feedback regarding his advice to the coworker moving to Israel, the woman says "I don't think it was you got it, see you next Tuesday". See you next Tuesday is a euphemism for vagina. C.U.... It could be a complete coincidence but as their conversation ends Nick moves his head to reveal a portrait that resembles the female anatomy.
One of two 2000's releases starring both Mel Gibson and Logan Lerman, with the second film being The Patriot (2000). In this film, Lerman plays Gibson character as a child while in the war epic he played one of Gibson's sons.
When Nick decides to get music from his daughter's backpack, he finds Fiona Apple's "When the Pawn..." and Alanis Morissette's "Jagged Little Pill" before settling on Meredith Brooks's "Blurring the Edges" (commenting "She's hot"), leading to him dancing and singing along to the song "Bitch".