Rock Island Boatworks recently issued the following announcement.
June through August
$11.99* SUMMERFEST BUFFET featuring great surf & turf favorites each night!
Stop in each Friday and Saturday from 4pm - 10pm and enjoy our great SURF AND TURF BUFFET for only $11.99*!
*Must have a Lucky North Players Club card. Price without card is $21.99. Any kiosk $5 & $10 off voucher can still be used but are valid on full regular price. Valid on cash sales only.
Original source can be found here.