Family and friends have gathered at St Mary's Church in Kidderminster for the funeral of Charlie Harris-Beard.
The two-year-old lost his battle with leukaemia on Friday.
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Sean Williams died after being struck by a car after he ran across two lanes of traffic while the lights were on green.
The accident happened on the A46 in Drayton, near to Wildmoor Spa, at around 12.30pm.