i noticed this add in todays Sun on page 4
Terms and Conditions
A voucher entitles each person in a group of up to a maximum of 4 bowlers to ONE game of bowling for £1 each when the voucher is presented.
Voucher is valid weekdays throughout January, all day, and is subject to lane availability.
Offer is NOT valid Saturdays, Sundays, Bank Holidays and School Holidays.
Offer excludes employees of the promoter and their agents.
Voucher can be redeemed at any participating hollywood or charrington bowl.
Do not risk embarrassment by trying to redeem these vouchers for anything other than the product listed above.
Only ONE VOUCHER per group (maximum of 4 bowlers per day).
Licensee and/or promoter reserve the right to refuse redemption of vouchers that in their sole discretion they feel have not been obtained or used in the correct manner.
This offer is not valid in conjunction with any other offer.
Promoter: Mitchells and Butlers plc, 27 Fleet Street, Birmingham B3 1JP.