Written by Lieber and Stoller with assistance from Big Mama Thornton who it was written for. Huge hit for her and it sold upwards of 500K copies. Elvis later sold 10 million copies. Thornton reportedly never received more than $500 for any of her participation.
Oasis originally had a tune "Step Out" on their hit album "What's the Story, Morning Glory" and it was pulled before publication for being obviously derived from Uptight. Later appeared as an obscure B side of a single..
This is Sonny Boy Williamson II. Written by Willie Dixon. Led Zeppelin used it on their version of Bring It Home without credit, but later giving Dixon writing credit on subsequent albums and releases.