Robbie Williams: What We Did Last Summer - Live at Knebworth: Live at Knebworth, also known as Live Summer 2003 with different cover text, is a live album by English pop singer Robbie Williams, recorded and released in 2003. The album is his first live album, and is a compilation of songs performed during three consecutive shows at Knebworth, England.The three shows attracted a total of 375,000 fans. It became the fastest and biggest selling live album ever in the United Kingdom. It has been certified 3x Platinum by the IFPI for shipments over 3 million copies, altogether, the album has sold over 3.5 million copies worldwide.