Customers are invited to join in the fun in store, with face painting, music, giveaways and special offers.
Children across the UK and Northern Ireland are invited to visit their local Smyths Toys Superstore on from 9am for the event, with DJ and free face painting for over 3s. There will also be free Toy Story 4 minis, posters and Lego stickers giveaways in all stores, while stocks last.
Customers can also be in with a chance to win £50 Smyths Toys gift vouchers to spend in-store, on the hour from 9am until 1pm.
From the 22nd – 27th May, Smyths Toys Superstores is giving customers the chance to save £6 on a £15 or more spend in store, to celebrate the release of Toy Story 4.
Toy Story 4 is released in cinemas in June.