United Kingdom, Feb. 15 -- Max George became "nervous" when doctors told him he had to have a second operation on his heart.

The 36-year-old pop star - who is best known for being part of the boyband The Wanted alongside Siva Kaneswaran, Nathan Sykes, Jay McGuinness, and the late Tom Parker - underwent emergency surgery in December after a sudden heart problem put him in need of a pacemaker, and he has now revealed that he had "no choice" but to undergo another op after things got "worse and worse" for him.

He told The Sun on Sunday newspaper: "I thought I was on the road to recovery but when I was told I needed a second operation I was nervous, as pulling the pacemaker wires out of the heart wall risks bleeding on the heart.

"I didn't...