Lisa Marie Presley, Marilyn Manson & Janet Jackson Riri & Janet Bobby Brown, Janet & Eddie Murphy Pink & Janet Diana Ross & Janet Jackson
Christina Aguilera & Janet Jackson Mariah Carey & Taylor Swift Mariah Carey & Rihanna Britney Spears & Alicia Keys Britney & Katy
Didn't each assist a band through the 70's? Badfinger - The Hollies - Wings Joey Molland, Terry Sylvester, and Denny Laine July 2016. God bless them for their gifts.
It always astonishes me when I realize that they are the same age (Elvis was born in January, Johnny in September, both 1935).
Watching the video of this, I thought Weir was out of it. I don't even know if he knew what he was playing.