The classier they dress, the nastier they fight.

This week in Genoa City, Sharon crashes Nikki and Victor's penthouse party, and Avery has a surprise for Nick. Watch the sneak peek below.

Read more scoops in our The Young And The Restless Spoilers.

Find out why Liz makes Jenna angry on "30 Rock" through Primetime TV Spoilers, and let us know what you thought of Victor's reveal on "Y&R" by voting in Soap Opera Fan Blog's soap opera polls.

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Header photo: CBS

- Candace Young