Every episode, every time I get the script, I get so excited.' Jenna Dewan showed up on 'The Rookie' as a guest star who made a big impression... and soon became a series regular.

Birthdays are emotional for moms. How are our babies growing up so fast? Jenna Dewan is all in her feels this week as her son ...

The Rookie left fans on the edge of their seats last week — and there's still another week to go for answers.