Lori Laughlin, aka Aunt Becky, is the latest actress to be cast in the 90210 Spinoff. Lori has been cast as Celia Mills, a former Olympic medalist and mother to the series' central teens Annie and Dixon.

Talk about MILF! Sorry Tori Spelling, but Lori is way more qualified in that category!
http://tv.hollyscoop.com/beverly-hills-90210/lori-loughlin-cast-in-90210...