Evan and Ashlee, 39, are quite family-oriented. Elsewhere in the interview, the pair revealed his sister, actress Tracee Ellis Ross, was participating in a school event for their 7-year-old ...

Diana and Robert later welcomed Tracee's younger sister, Chudney. Diana later married Norwegian entrepreneur Arne Naess Jr., who welcomed two sons -- Ross and Evan -- with Diana. On Monday ...

Ashlee Simpson Ross and Evan Ross had a family night out ... RELATED CONTENT: Ashlee Simpson Talks Sisters' Night Out With ...