Jessica Simpson's Daughter CRASHES Her Interview, TROLLS Her Over Newlyweds! (Exclusive)

Jessica Simpson chats with ET's Cassie DiLaura at PetSafe's celebration for International Dog Day. The 43-year-old singer is joined by 11-year-old daughter Maxwell, who crashes the interview to pitch mom on adding another furry friend to the family. Jessica admits her kids love to watch clips of 'Newlyweds,' her TV series with ex-husband Nick Lachey that premiered 20 years ago this month. While she enjoys nostalgic looks back at the iconic MTV show, Jessica rules out a reality television comeback. However, she is plotting her music return -- in Nashville!