Though Amelia Gray Hamlin
already hit a major modeling milestone when she signed with IMG earlier this year, her mom, the Real Housewives of Beverly Hills
star Lisa Rinna
, promptly lost it when Hamlin, whose father is the actor Harry Hamlin
, both opened and closed Dennis Basso's show, going full-on Mean Girls
mom mode by standing up and filming
her daughter (while yelling, "That's my daughter!").