The singer recently paid homage to his "angel in heaven."
The "Suicide Squad" actor has not yet publicly commented on his father's death.
The legendary boxer died from respiratory illness complicated by his Parkinson’s disease.
Natalie Cole, legendary R&B singer and daughter of Nat King Cole, died at a Los Angeles hospital on New Years Eve.
Singer William Guest, an original member of Gladys Knight and The Pips, died of congestive heart failure on Christmas Eve