Help St Martin's to reduce homelessness around the UK
Tess Daly and Claudia Winkleman host the Strictly Come Dancing live semi-final.
Michael's guests are Camila Cabello, Harry Redknapp and Westlife.
Orphan Lyra's world is changed forever by her long-absent uncle's return from the north.
Boris Johnson and Jeremy Corbyn face each other in the BBC's prime ministerial debate.
Jordan is moving, Tommy has to go to the food bank and Kian's mental health is suffering.
Newly qualified midwife Jenny arrives in the East End to embark on a challenging career.