Defining group members
in korea, it's snsd (composed of 9 members) but i heard that Leader's, a rookie group, have 25 (i'm not sure) will be debuting. but i think AKB48 has the most number of members
Dave Grohl is the most frequent musical guest, performing on 11 shows since 1992.
a) jawless fishes.
The two most massive members of the Local Group are the Milky Way and Andromeda Galaxy.