You should be confident, ask any questions you can think of that will help you whilst working there no many how petty, and make sure you remain positive throughout the entirety of the interview.
Answered - Kitchen Assistant/Kitchen Porter (Former Employee) - The Red Lion, Longdon Green
Relax, be social and friendly. Show you are keen to work but also keen to make work enjoyable for the staff you will work with.
Answered - Waiter/Bartender and kitchen porter (Former Employee) - Chobham, Surrey