Complex sentence: He first appears on 29 August 2010 when Kylie visits him at his foster parents' home on his fourth birthday and she absconds with him and her sister, Becky McDonald (Katherine Kelly), calls the police.
Split into simpler sentences: He first appears on 29 August 2010 when Kylie visits him at his foster parents' home during his fourth birthday. Kylie later absconds with him and her sister, Becky McDonald (Katherine Kelly), calls the police.