The channel primarily aired programs from the UK, from which the vast majority were sourced from the BBC and its affiliated channels; however, throughout its history under the ownership of AAC and its subsequent incarnations under Canwest and Shaw, select programs were sourced from other countries and other British broadcasters such as Tots TV, Mr Bean: The Animated Series, and The Sleepover Club.
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This is especially common when 4:3 footage needs to be included in an otherwise 16:9 program, such as a news broadcast, and is used by the BBC 'Kids' channels (CBBC & CBeebies) to broadcast older children's programming shot is 4:3 (e.g. aging schools programming) on a larger proportion of a 16:9 screen.