Offer only valid when making an online or telephone booking in advance. Offers entitles you to eat with three friends for the reduced price of £50 on Weds and Thurs evenings. There must be at least four adults presents to redeem the offer. Please present proof of valid NUS or university ID. This offer does not include drinks and cannot be used in conjunction with any other offer. It is subject to availability and Cosmo Derby reserves the right to withdraw this offer at any time without prior notice. Offer valid at Cosmo Derby only. Offer valid until November 24.