will kaley cuoco have to pay up big?urn back time >>> we're turning back time with the new solutions for ditching the double chin. the hot new beauty treatment that can help you lose it and what you should know about how your neck ages. ♪ >>> duchess kate dazzling in diamonds overnight regal in red for her big debut. all the details on the tiara and the jewels she borrowed from the queen. >>> we're going "back to the future" and back to the future as we say -- >> good morning, america. >>> welcome to "back to the future" day on "good morning america." our own marty mcfly. pizza, hoverboards. >> except for us. >> i wouldn't want to try that at all. they're doing really well. >>> also ahead we have a question, is baby brain real? >> yes. >> our "baby oh! baby," yes, ginger, i agree breaking down what some call momnesia. where with my keys? they're in my hand. >> i went and got testing done to see if it's true or not. >> sunglasses, where are they? on my head. >> i thought you wanted that pizza. >> they're riding by. stop.

. >> kaley cuoco facing a big bucks divorce. >> then amy schumer in talks for the biggest job on

big thanks to our kaley cuoco, actresses on tv and now her ex filed papers demanding she pay him alimony and linzie janis here with the story. >> reporter: kaley cuoco is wildly successful and worth considerably more than her husband and after a very brief marriage he's looking for spousal support. >> youre so funny. >> reporter: this morning, "big bang bang" star kaley cuoco's life might get more complicated. according to court documents obtained by abc news, her husband ryan sweeting is seeking spousal support from the actress after jt 21 months of marriage. >> ryan has asked the court to allow him to receive spousal support from kaley and he's also requested that any requests from kaley for spousal support be denied. >> reporter: cuoco spied for divorce in september citing irreconcilable differences. a seemingly abrupt ending to their whirlwind romance. >> reporter: the duo tying the knot after just three months of dating. the couple hing a fairy tale wedding on new year's eve of 2013. the bride even wearing this much talked about pink gown. >> i feel unbelievable. this is my custom g

. >>> the new breakup theory about kaley cuoco. >> did kaley end the marriage over her husband's alleged

hillary clinton will be here. [ cheers and applause ] kaley cuoco-sweeting and keith richards will be joining us. that's next week. then we've got musical performances from miguel, duran duran, fetty wap and chris cornell. [ cheers and applause ] that's all next week. but first, we have a fantastic show tonight. [ laughter ] republican presidential front-runner donald trump is here, ladies and gentlemen. [ cheers and applause ] this is his first late-night interview since announcing his candidacy. you do not want to miss it. it's going to be huge. [ laughter ] plus, he's the star of the number one show on tv, from "empire," terrence howard is dropping by. >> steve: yeah! [ cheers and applause ] and we have a history-making performance from pharrell williams, ladies and gentlemen. [ cheers and applause ] he's performing his new single outside on "the tonight show" marquee on sixth avenue. it looks awesome. it's a great reminder that we live and work in the greatest city in the world, new york city. [ cheers and applause ] you know what? today's friday. that's usually when i catch up wi