The Easter 2015 event will be deactivated in 2 steps. As known from previous events, most of the features are not available any more in Removal Phase I. With Removal Phase II, all event parts (including the shop) will be deactivated.
Removal phase I: 7th of April 2015 around 09:00 AM GMT
Removal phase II: 14th of April 2015 during maintenance
With Removal Phase II, all Stripy eggs will be removed from the game and exchanged to Coins.