Pusheen Box Waitlist Open – Subscribe for Summer 2017 Box! Posted by Hello Subscription on May 19, 2017. Subscription Box News / Pusheen Box News . The links in this post may be affiliate links. Read full disclosure Save for Later Notification The Pusheen Box waitlist is open – subscribe now for the Summer 2017 box! This box is supposed mid to end July, so maybe we’ll get it sometime in mid August based on past box shipping.