"Give him my regards, did you take Ozempic?"
The auction will also see letters to the singer addressed from Martin Scorsese, Madonna, Martin Luther King Jr. and more
The event was also set to honour Rupert Murdoch
The revelation comes by way of her new memoir, 'My Name Is Barbra'
Madonna, Celine Dion, Dolly Parton and Barbra Streisand also appeared on the 100-strong countdown
Comedian and Taskmaster. Find him singing Barbra Streisand in his dreams
The actor revealed the roles he wants to play on 'Desert Island Discs'
The Oscar-winning lyricist has died aged 93
"I don't care so much about success as I do originality"
She's backing Joe Biden to become US President.