Prices depend on the event.
Varies according to what's on. See the website. Generally open from 11.30pm-6am. The Bar à Bulles is open from 6pm to midnight on Tuesdays and Wednesdays, from 6pm to 1am on Thursdays, from 6pm to 2am on Fridays and Saturdays and from 4pm to 10pm on Sundays (closed on Mondays). The Bar à Bulles is open on public holidays.
The Bar à Bulles welcomes the public to various free events: private views, exhibitions, etc. and organises brunches at the weekend. Club nights, DJ sets, etc. are also organised.