Hollywood is showing support for the Black Lives Matter movement ... with tons of huge celebs taking to the streets of Los Angeles to protest in the wake of George Floyd's death.
Machine Gun Kelly carried a sign that read, "Stop Arresting Protesters! Arrest Killer Cops!!" as he marched alongside Travis Barker, who had his own sign saying, "NO JUSTICE NO PEACE."
Logan Paul reunited with his ex, Josie Canseco,for the protest through Hollywood ... and Halsey walked alongside her ex, Yungblud, for their second L.A. protest together. As you can see, Logan busted out a "BLACK LIVES MATTER" sign.
Other celebs joining the massive protest included ... Emily Ratajkowski and her husband, Sebastian McClard, plus Mod Sun, Cara Santana, DeRay Davis and Tinashe.