Social media users raised concerns after Randy Jackson looked “frail” while making a cameo on “American Idol.” On the May 4 episode, the former judge, 69, surprised Season 24’s Top 5 by serving as a guest mentor. Viewers quickly voiced their worries after watching Jackson meet and critique finalists during rehearsals. “Is Randy Jackson ok? Looks and sounds so weak,” one person penned on X , while a second chimed in : “Randy Jackson does not look well.” Randy Jackson sparked concern for looking “frail” during an “American Idol” guest appearance earlier this month (as pictured here). ABC “Is Randy Jackson ok? Looks and sounds so weak,” one person wrote about the singer, while a second added, “Randy doesn’t look well. He looks weak and frail. He only sat. I hope he is OK!” ABC On a Reddit thread, a social media user stated, “Sorry if I missed something about his health but it’s sad.” Rounding out the distressed remarks, another fan added, “Randy doesn’t look well. He looks weak and frail. He only sat.…