The adorable couple were joined by friend Kathryn Newton.
“Halloween with justjared justjaredjr @tristanklier89 @KathrynLNewton had so much fun!???” Bella tweeted after the big bash.
Fellow Disney Channel actors Debby Ryan, who dressed up as Kim Possible, and Matthew Scott Montgomery, as a football player, also attended the bash.
20+ pics inside of Bella Thorne and Debby Ryan…