After his father 's death in 2001 , Harrison , in collaboration with Jeff Lynne , completed his father 's final album , '' Brainwashed '' , which was released in 2002 and went on to win a Grammy for Best Pop Instrumental Performance , in " Marwa Blues " , at the 46th Annual Grammy Awards in 2004 . Harrison participated in the '' Concert for George '' on the first anniversary of his father 's death . The concert was organized by Eric Clapton and featured some of his father 's friends and collaborators , including former Beatles bandmates Paul McCartney and Ringo Starr as well as Clapton , Billy Preston , Ravi Shankar , Jeff Lynne , Tom Petty , Jim Keltner , and Joe Brown . Harrison played backup acoustic guitar for most of the concert . Before the finale , McCartney relayed to the audience , " Olivia said that with Dhani up on stage , it looks like George stayed young and we all got old " , referencing the physical similarities between father and son
46th Annual Grammy Awards
46th Annual Grammy Awards
Dhani Harrison