Tweenies is a British live action children's television programme, originally broadcast on the BBC's CBBC programming block. The series first aired on 6 September 1999 with Tweenie Band and finished with its last episode, "What Makes Summer?" that aired on 24 July 2002. Episodes of the programme have been repeated since first on CBBC until CBeebies was formed on 11 February 2002 and occasionally on BBC2.