TEENYWEENY

SUPERWOMANShe flies American back every week to country (10) MAGNACARTADocument sealed at Runnymede in 1215 (5,5) ZZZZFUYWUYBear of children's rhyme BIGBROTHERUbiquitous leader is great alongside fellow union member (3,7) MINDTHEGAPWarning on exiting tube train (4,3,3) METHUSELAHBiblical patriarch – bottle holding six litres of wine (10) THATDOESIT"Enough already!" AUTHORSHIPWriting this, hour wasted filling a puzzle at the beginning (10) HIGHSTAKESWith a lot on the line, or a phonetic hint to 3-, 8-, 15-, and 23-Down MEMORYLANETake a nostalgic trip down this (6,4) STRIPPOKERCard game that's really taking off? CEREBRATEDThought before entering bet, card getting dealt (10) ZZBUALDRINAstronaut for whom a Pixar character is named SETTOMUSICNoted work?