or 13 years from Joanna Holland; estimated at $20 million ($ million inflation adjusted). Mick Jagger's common-law marriage to Jerry Hall was voided in 1999; estimated between $15 and $25 million ($ and $ million inflation adjusted). Slash of Guns N' Roses divorce in 2014 after 12 or 13 years from Perla Farrar; $6.6 million ($ million inflation adjusted) plus $100,000 per month spousal support and $39,000 per month child support. References External links The World's Most Expensive Divorce Settlements Top 10 Most Expensive Divorce Settlements. Expense Divorces Divorces