'In music, the one who has reached the tops, it's Madonna.' Christophe Willem [68]

'Madonna's a funky lady, she's up for everything.' Timbaland [67]

'She's confident, sensual and strong, but I like to bring out her vulnerability as well.' Jamie king [69]

'I want to be around the way Madonna has done it. She's had her life but still maintained her career.' Avril Lavigne [66]