Biel and Mitchell, who played sisters Mary and Lucy Camden on '7th Heaven', both appeared in support of the foundation’s Be Beautiful Be Yourself Fashion Show on Nov. 16Jessica Biel and Beverley Mitchell reunited for a very good cause!

Jessica Biel and her "7th Heaven" costar Beverley Mitchell had a sweet reunion while supporting a good cause over the weekend. The former co-stars of the popular TV series in the '90s attended the Global Down Syndrome Foundation's 16th Annual Be Beautiful to Be Yourself Fashion Show at the Sheraton Downtown Denver Hotel in Denver,

Jessica Biel and Beverley Mitchell of '7th Heaven' reunited at an event for the Global Down Syndrome Foundation in Denver on Nov. 16.

Jessica Biel and Justin Timberlake mostly keep their kids out of the public eye, but they recently stepped out for a special reason. The 7th Heaven alum joined her sons Silas, 9, and Phineas, 4, on their runway debut on Nov. 16, and the photos are so sweet!

On Saturday, the “7th Heaven” alum walked down the runway with her two sons and her niece Zaya at the Sheraton Denver Downtown Hotel.

Jessica Biel walked the runway with her and Justin Timberlake’s sons Silas and Phineas, as well as her niece Zaya, for the Global Down Syndrome Foundation's Be Beautiful Be Yourself Fashion Show.