On screen, the Guardians have formed an unlikely family unit over the course of their two excellent space adventures, and it seems that extends off-screen as well. With filming on Guardians of the Galaxy Vol. 3 scheduled for early 2019, and with the surprise firing of James Gunn for tasteless jokes made on Twitter a decade ago, the stars of the movie have begun to slowly put pressure on Marvel to reinstate him by showing solidarity on social media.