Phone and internet votes came flooding in and results were given from 14 different areas of the UK. And for the first time viewers could share their thoughts with others through an interactive text message service.
All but Kylie and Destiny's Child gave the viewers a treat with performances of their singles before the voting began.
Not only did S Club win last night, but they're also proving huge favourites in our very own charts which YOU vote for!
But can they cling onto to the top spot in CBBC Newsround Online's favourite popstar vote? Go to the link to the right of this story to vote now!