Pentatonix member Scott Hoying launches children's book and holiday album, announces 'Dancing with the Stars' appearance.

Pentatonix member Scott Hoying, along with his husband Mark Hoying, released a children's book and holiday album titled "Fa La La Family" and "M.Y. F.A.M.I.L.Y.," respectively. The book and album celebrate diverse families and nationalities during Christmas. The couple, who recently started the process of becoming parents, also announced Scott's participation in ABC's Dancing with the Stars, set to premiere on September 16.