They made their debut with electric guitars at a concert with Duster Bennett and a young Jimmy Page.

During the space of a year Keith Relf, Jim McCarty, and Paul Samwell-Smith joined the group which became the Yardbirds.

The 15-year-old Topham left the group when the band went professional, but Dreja continued on to play rhythm guitar with musicians such as Eric Clapton and later Jeff Beck and Jimmy Page.

[5] After the group broke up, Page offered Dreja the position of bassist in a new band he was forming (later to become Led Zeppelin).

In July 2013, it was announced that he had officially left the band for medical reasons and was replaced by original lead guitarist Topham.