Special Events Check back often for new events and promotions.> Crawl for Cancer. Save the date! Saturday May 27th from 1-7pm. Southwestern Night! Every Wednesday is southwestern night with $5.00 Margaritas and homemade chips and guacamole. John Mullen plays every Saturday. Come out and see! Come to Callahan’s on Saturday nights for Club ‘NCI and VIP Pre-Parties!