just wondering is it possible to overlap two elements?
This is an illustration of what im trying to achieve:
You can use a RelativeLayout for the blue box, align your ImageView to the top-right corner, and then use negative margins to push it over the bounding box. Here's a sample illustrating the general idea:
EDIT: I played with this a bit more, and you have to set android:clipChildren="false" on the parent of the RelativeLayout. Here's a more complete sample: