News National Cheesecake Day 2019: Cheesecake Factory has half-price cheesecake slices Tuesday July 5, 2019July 30, 2019 Kelly Tyko, USA TODAY Comments Off on National Cheesecake Day 2019: Cheesecake Factory has half-price cheesecake slices Tuesday Tuesday is National Cheesecake Day and the Cheesecake Factory has 50% off slices. Wednesday is National Avocado Day, which means free guacamole.