In Christopher Ciccone's "Life With My Sister" her, it turns out she's a bit of a control freak
[DOC] [TLE] Betrayal of the Material Girl: LIFE WITH MY SISTER MADONNA ... [PAR] Aug 22, 2008 ... LIFE WITH MY SISTER MADONNA by Christopher Ciccone (Simon ... Madonna 
is a control freak, she sweats, she's hairy, insecure and tight with money.