Which song was released as Robbie Williams' debut solo single after leaving the boy band Take That?

Explanation

"Life thru a Lens" is the debut studio album by English singer-songwriter Robbie Williams. The album was released in September 1997. It was Williams' first solo album following his departure from Take That. The album was launched with his first live solo gig at the Élysée Montmartre in Paris, France. The album includes the singles "Old Before I Die", "Lazy Days", "South of the Border", "Angels" and "Let Me Entertain You".