Lego's 2019 Advent Calendars are all 3 for 2 at Boots. It's free to click and collect as well.
If you take up this offer then each set works out to be around £16.60 each.
- LEGO City Advent Calendar 60235 (£23)
- LEGO Friends Advent Calendar 41382 (£23)
- LEGO Star Wars Advent Calendar 75245 (£25)
- LEGO Harry Potter Advent Calendar 75964 (£25)