Went to town on
Heard in Offaly
To devote excessive attention or violence to something or someone.
Yer man really went to town on some poor divil outside the chipper last night. The lad's in intensive care now and Yer man's in the pigsty.
That gentleman absolutely set upon some unfortunate fellow outside the fried tuber emporium last night. The chap is now in intensive care and his assailant languishes in the constabulary cells.