Years of appearing opposite Jared Padalecki taught Ackles a thing or two about posture.

Meg Donnelly was blessed with some helpful practical advice from herSupernatural-universe sonJensen Ackleswhile filming the short-lived prequel seriesThe Winchesters.

“He learned that standing next to Jared [Padalecki] his whole life,” she explained.

Meg Donnelly ‘The Winchesters’

Meg Donnelly on ‘The Winchesters’.Matt Miller/The CW/Everett

“When we were filming, he would come in and out,” she explained.

Meg Donnelly and Drake Rodger in ‘The Winchesters’

Meg Donnelly and Drake Rodger in ‘The Winchesters’.Matt Miller/The CW