Rey questions Nikki
Credit: Image: CBS

Mariah warns her mother that she’s gone too far.

In the Young and the Restless spoiler preview for the week of December 10 – 14, Nikki hits the bottle, Mariah is furious with Sharon, Billy warns Victoria of a problem, Arturo worries things will end badly, and Nikki won’t speak without her lawyer. For more, read’s Monday’s Y&R day-ahead recap and peek at the Y&R spoilers to find out what stuns Jack.