Jenna Bush Hager and Sheinelle Jones pulled back the curtain and let viewers into a behind-the-scenes mishap on the “Today” show Friday. The duo was introducing their segment “Today with Jenna & Sheinelle” when a sound could be heard in the background. The camera appeared to wobble before it cut to another angle. Jones, 48, giggled as Bush Hager, 44, asked, “Are you okay over there?” An unnamed man called out that he was okay, as Jones confessed that she “was going to try to just [keep going].” “We should keep going! [But] we got to show what just happened. Don’t take us off. Keep us on the air.” Bush Hager added, before explaining that…