![LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at](https://pbs.twimg.com/media/EkXXca_XYAAXF0n.jpg)
LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at
![King Boo and the Haunted Yard Expansion Set 71377 | LEGO® Super Mario™ | Buy online at the Official LEGO® Shop US King Boo and the Haunted Yard Expansion Set 71377 | LEGO® Super Mario™ | Buy online at the Official LEGO® Shop US](https://www.lego.com/cdn/cs/set/assets/blt143ae565f1c17f0e/71377-PDP-202010-Block-Standard-5.jpg?fit=crop&format=jpg&quality=80&width=635&height=440&dpr=1)
King Boo and the Haunted Yard Expansion Set 71377 | LEGO® Super Mario™ | Buy online at the Official LEGO® Shop US
![LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at](https://pbs.twimg.com/media/EkXl0RWXYAIrs7G.jpg)
LEGO on Twitter: "Hide LEGO Mario from Boo with this awesome Play Challenge! To play, download the October app update, then keep LEGO Mario REALLY still when Boo turns to look at
![King Boo and the Haunted Yard Expansion Set 71377 | LEGO® Super Mario™ | Buy online at the Official LEGO® Shop TW King Boo and the Haunted Yard Expansion Set 71377 | LEGO® Super Mario™ | Buy online at the Official LEGO® Shop TW](https://www.lego.com/cdn/cs/set/assets/blt104aa0d287d2ee8b/71377_alt6.jpg)