"All Shook Up" is a song recorded by Elvis Presley, published by Elvis Presley Music, and composed by Otis Blackwell. The single topped the U.S. Billboard Top 100 on April 13, 1957, staying there for nine weeks. It also topped the Billboard R&B chart for four weeks, becoming Presley's second single to do so, and peaked at No. 1 on the country chart as well. It is certified 2× platinum by the Recording Industry Association of America.

Otis Blackwell was an American songwriter whose work influenced rock and roll. His compositions include "Fever", "Great Balls of Fire" and "Breathless", "Don't Be Cruel", "All Shook Up" and "Return to Sender", and "Handy Man".