Thank you for contacting us.
First you will have to get the selected item's container on which you can play the animation; you can see how in this thread:
Here is an article from our online documentation where you can find information about how to play animations on UI elements: Animation Manager
I have attached a sample application for demonstration.
I hope this helps.
Check out the Telerik Platform - the only platform that combines a rich set of UI tools with powerful cloud services to develop web, hybrid and native mobile apps.