 In 2011 Advent acquired Mondo Minerals Holding B.V., the second largest global talc producer and British mental health care provider, Priory Group, best known for providing mental health treatments to celebrities such as Eric Clapton and Johnny Depp.In August 2011, Advent International acquired Bojangles' Famous Chicken 'n Biscuits, a regional chain of quick-service restaurants based in Charlotte, North Carolina.As of October 1, 2013 Advent International had reached agreement with Vista Equity Partners to acquire P2 Energy Solutions.