Ashlee Simpson is full of L.O.V.E. for her not so baby boy. The "Pieces of Me" singer couldn't help but gush over her son Bronx Mowgli Wentz—whom she shares with ex-husband Pete Wentz—as she ...

Ashlee Simpson is celebrating a major milestone in son Bronx's life: his 16th birthday. And fans can't get over just how grown up he is — and just how much he looks like his dad, Pete Wentz.

Ashlee Simpson—who shares son Bronx Wentz with ex-husband Pete Wentz—celebrated her eldest's 16th birthday by sharing a photo of the teen towering over his mom and writing, "You are my rock." ...

Jessica Simpson’s ... dad. Ashlee’s younger sister went on to welcome kids who are close in age to Jessica’s children. Ashlee, who welcomed son Bronx in 2008 with ex-husband Pete Wentz ...