Stud began as a trio with Jim Cregan (ex Blossom Toes) (vocals, guitar), Richard McCracken (bass) and John Wilson (drums), the latter pair
having split with Rory Gallagher's Taste on 31st December 1970. They were signed by Deram Records.
Source: http://rockasteria.blogspot.gr/2013/04/stud-stud-1971-ireland-gentle-moods.html