amazing. researchers in brazil have discovered a tribe in the amazon that has never made contact with the outsideorld. which can only mean one thing -- they're using iphones. [ laughter ] and finally, here's a sweet story. in california, two roto-rooter employees saved a beagle that got stuck in a sewer pipe. of course, by the time it came out, it was more of a shih tzu. ladies and gentlemen, we have a great show tonight. give it up for the roots! [ cheers and applause ] ♪ [ cheers and applause ] >> jimmy: yeah. [ laughter ] yeah. we have a huge show tonight, you guys. a big, fun show. you guys ready for it? it's going to be awesome! let's go! our pal and broadcasting legend, the great bob costas is here! [ cheers and applause ] love that dude, he's my favorite. >> steve: robert costas. >> jimmy: oh, you know her. you love her. the beautiful raven symone is here as well! [ cheers and applause ] oh, i'm psyched. first time on the show. i'm psyched for her. she's cool. and performing as part of their first tour in 13 years, archers of loaf will be right here! [ cheers and applause ] jamming out! it