Clips from Operation Ouch! All about bellybuttons, from how the umbilical cord works when you're a baby, to why some people have outy belly buttons.
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Clips from Operation Ouch! All about bellybuttons, from how the umbilical cord works when you're a baby, to why some people have outy belly buttons.
CBBC is the BBC's multiplatform offering for 6-12 year olds bringing the very best drama, entertainment and factual programmes to its young viewers.
