What key details about bobby elliott  can be extracted from the following bio?  Bio: robert hartley `` bobby '' elliott -lrb- born 8 december 1941 -rrb- is an english rock drummer , best known for playing with the hollies , who has been described as `` one of the very finest drummers in all of pop/rock '' .
Answer:
- instrument is drums- years active is 1950s -- present- birth name is robert hartley elliott- genre is rock- birth date is 08 december 1941- name is bobby elliott- background is solo_singer- website is http://www.hollies.co.uk- associated acts is the hollies