Amazon America currently has 2018 LEGO Advent Calendars on sale! LEGO City 60201 Advent Calendar is on sale for $21.97 (reg.$29.99). Savings work out to be 27% off. The LEGO Friends Advent Calendar is discounted by $5 off and is available for $24.99 (reg.$29.99). Savings work out to be 17% off.