Here is what I run:
betatester@Cinty-I:~$ groups betatester adm dialout cdrom plugdev lpadmin admin sambashare
betatester@Cinty-I:~$ groups betatester betatester : betatester adm dialout cdrom plugdev lpadmin admin sambashare
Here is what I run:
betatester@ Cinty-I: ~$ groups
betatester adm dialout cdrom plugdev lpadmin admin sambashare
betatester@ Cinty-I: ~$ groups betatester
betatester : betatester adm dialout cdrom plugdev lpadmin admin sambashare