He appeared as Himself in the episode "Family Portrait".
Sadly Kobe died in a helicopter crash in Los Angeles that happened on January 26, 2020. He and his 13-year-old daughter, Gianna were aboard that helicopter along with seven other passengers. He is among some of the actors who appeared on Modern Family that have passed away which also includes Elizabeth Peña who played as Gloria's mother Pilar Ramirez who died in 2014 with cirrhosis, Jon Polito, who played Earl Chambers and Jackson Odell who appeared in "My Funky Valentine" as a boy oddly named "Durkas" who fell in love with a girl named Fionia which Manny also liked and was trying to get rid of Durkas to date Fiona which went poorly. Jackson died from a drug overdose in 2018.