Police are appealing for witnesses to an assault on a 30-year-old woman who was attacked in Steyne Gardens on Monday (14 July).
The victim was socialising with friends when she was assaulted by a man known to her at 3.55pm.
The victim was seen arguing with the man just before the assault.
She sustained a cut to her lip that did not require medical attention.
A 30-year-old man from Worthing was arrested on suspicion of assault.
He was questioned and released on bail until Sunday 10 August.
Anyone who witnessed the incident is asked to call 101 or email firstname.lastname@example.org quoting serial 975 of 14/07. Alternatively, call the independent charity Crimestoppers anonymously on 0800 555 111.