Roger Federer’s life after tennis is anything but quiet. Fresh off launching his fashion line in New York, the former champion recently opened up about his eventful first year in retirement, including a surprising onstage appearance with Coldplay.

Video: Roger Federer's "Night To Remember" With Coldplay In Switzerland

A Band Connection and a Daughter’s Push

Federer, recalling his 2016 encounter with the band in Montreal, revealed a long-standing connection with Coldplay. Frequent sightings of Chris Martin in the Hamptons further solidified their friendship.

“When they came to Zurich, I reached out,” Federer said, “excited to see them.” A simple reach-out turned into an unforgettable offer as Chris Martin invited him onstage.

Watch: Roger Federer joins Coldplay as the fifth member, says 'Adventure of  a lifetime' | Mint

With a playful nudge from his daughter, Federer took the plunge. “You only live once,” she declared, sealing his decision. He admitted, “I didn’t even know what I had signed up for,” highlighting the spontaneity of the moment.

Roger Federer Joins Coldplay on Stage: 'Adventure of a Lifetime'

Shaking Things Up with Coldplay

Federer, the tennis maestro, transformed into a temporary band member for a night, shaking the tambourine during a special rendition of “Don’t Panic.” This surprise performance delighted fans worldwide.

Watch: Roger Federer proves a cool shaker as he performs with Coldplay

Video: Roger Federer joins Coldplay to perform one of their hits on stage -  Athletistic

Trading the Racket for Family Time

Having dedicated his life to tennis, Federer admits he wasn’t sure what retirement would hold. Now, however, he enjoys the freedom to prioritize his family.

Gone are the restrictions of a player’s schedule. Memorable trips with his family, including a foundation trip to Lesotho and a ride on the Orient Express with his parents, are now a reality. “These were just not doable when I played,” Federer explains.

Revealing Private Dinner Conversation With Daughter, Roger Federer Still  Remains Clueless Over How Events Unfolded in His Coldplay Concert Alongside  Wife Mirka - EssentiallySports

Retirement has brought a drastic yet positive change to Federer’s life. He’s moved from enriching the game as a player to inspiring others with his vibrant post-tennis adventures.