On the fourth episode of UFC 324 Embedded,  Paddy Pimblett and Callum Walsh have a laugh over their favorite soccer teams;  Justin Gaethje goes through his check in rounds with former UFC champ  Kamaru Usman ;  Waldo Cortes-Acosta and  Derrick Lewis try a sweet treat inspired by Irv’s Burgers;  Song Yadong makes his way to Vegas;  Sean O’Malley gets in some last minute preparation;  Ateba Gautier heads to Nevada SPCA to play with animals looking for a new home;  Arnold Allen shows off his power at Syndicate MMA; Paddy Pimblett sharpens his striking for his championship bout. UFC 324 takes place on Jan. 24 at T-Mobile Arena in Las Vegas and is headlined by an interim lightweight title bout between former interim titleholder Justin Gaethje and No