Washington, March 17 -- 'Succession' star Sarah Snook, who is currently starring in 'The Picture of Dorian Gray' on Broadway, shared how Taylor Swift helped her to prepare for the role.

The production is innovative, requiring Snook to play all 26 characters, including the title character, who trades his soul for eternal youth, reported People.

Snook shared how she kept herself fit and healthy while performing such an active role in the show. She revealed that she learned a lesson from Swift's Eras Tour regimen.

"No alcohol, no caffeine. Sleep, sleep, sleep, sleep. And I do my lines at pace on a treadmill, you know," she said while referring to her regimen, as per the outlet.

"I heard that and thought, 'That's a genius idea,'" Snook sa...