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When two sisters are both in the business, they gotta stick together!
Singer Briana Cuoco, who is starring in the upcoming Lizzie the Musical as real-life axe murderer, Lizzie Borden, revealed to ET she has benefited from some sound advice given to her by big sister -- and Big Bang Theory star -- Kaley Cuoco.
"Don't be a jerk. Keep your feet on the ground," Briana shared. "Work hard, and don't take yourself too seriously."
"It's heavy rock music, which I love singing personally," the vocalist added of the show, which is being staged at the Mint in Los Angeles on March 3-4. "She's so fascinating, she obviously has a little bit of screws loose up there, which is so fun to play. I'm so excited."
Meanwhile, Kaley gave us serious body envy during her recent performance on Lip Sync Battle.