Jamie Lathan and the victim, although not in a relationship, had known each other since childhood and were intimate with each other "on and off".

Norwich Crown Court heard Lathan had spent the day with the victim and returned to her address in Thetford after having both each bought a bottle of wine.

Norwich Crown Court (Image: Peter Walsh, Newsquest)

Ian James, prosecuting, said Lathan started drinking the wine "very quickly" prompting the victim to become concerned and "hide" the bottle.

But Lathan, now 36, then started drinking her wine and became "silly" and started "chasing her around the house".

Mr James said while she was at the bottom of the stairs Lathan "pushed her against the wall" and "headbutted her to the front of her face".

It was the first of three headbutts delivered by Lathan to the victim in her own home while her son slept upstairs.

After being headbutted for a second time, the victim asked Lathan to leave and tried to call police.

But after seeing what she was doing Lathan threw her phone into the garden and "pushed her to the floor" before he headbutted her for a third time, causing "her mouth to........

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