'Lucky to have had him in my life,' The Beatles' frontman captioned a throwback photo of he and his bandmate.
“My lovely friend George,” McCartney, 74, tweeted. “Still celebrating his birthday. Lucky to have had him in my life.”
Harrison was born in Liverpool on Feb. 25, 1943. He met McCartney at the age of 14 and went on to play lead guitar for The Beatles. Harrison died of lung cancer at the age of 58 on Nov. 29, 2001.
McCartney had said in a statement after his passing, “He was a lovely guy and a very brave man and had a wonderful sense of humor. He is really just my baby brother.”
McCartney and Ringo Starr, the last two surviving members of The Beatles, recently revealed a collaboration for Starr’s upcoming album. The pair posed for photos that were posted to Twitter.
“Thanks for coming over man and playing Great bass,” Starr tweeted. “I love you man peace and love.”