The Groundhogs are a British rock band formed in 1963, known for their blues and rock music style. The group originally consisted of Tony McPhee, Peter Cruickshank, and Ken Pustelnik. They gained popularity in the late 1960s and early 1970s, particularly with their album "Split," which showcased their unique sound and musicianship. The band is often associated with the British blues movement and has influenced various artists over the years. They are recognized for their energetic performances and have released several albums throughout their career, contributing to the evolution of rock music in the UK.