Check Roles assign to user

Hello,
Can you tell me how can i verify to what roles a user is assigned? Is there
any system table or stored procedure to check this information?
Best regardssp_helplogins,sp_helpusers
"CC&JM" <CCJM@.discussions.microsoft.com> wrote in message
news:A1DF2C34-92DF-4525-871C-FBA160B0F705@.microsoft.com...
> Hello,
> Can you tell me how can i verify to what roles a user is assigned? Is
there
> any system table or stored procedure to check this information?
> Best regards
>sql