"Wear a mask," Mother Monster urged while accepting a lifetime-achievement award on Sunday night. "It's a sign of respect."
The 2020 VMAs' first commercial break featured a clip of Boseman winning an award at the 2018 MTV Movie Awards.
"Only 15 days ago, my daughter Heather was killed as she protested racism. I miss her, but I know she's here tonight."
Jared Leto on the late Linkin Park singer: "That voice will live forever."