Check their facebook page for details and future events: https://www.facebook.com/E57SocialClub. 
In general E57 Social Club has a Concert Room licensed for 300, a large Lounge with Artists on Friday/Saturday night (all free). 5 snooker tables Opening times;  Monday: 12:00 - 16:00, 19:00 - 23:00, Tuesday: 19:00 - 23:00, Wednesday: 19:00 - 23:00, Thursday: 19:00 - 23:00,  Friday: 19:00 - 23:30,  Saturday: 19:00 - 23:30, Sunday: 12:00 - 23:00.