Adding image but keep seeing background even opacity is at 100

[Ngs5C0B]

Please help. the layer opacity is at 100% and its blend mode is normal. but somehow i can still see the bubbles that im using as the background. ...

[didiermazier]

Please can you post a complete screenshot showing the layers panel?

[c.pfaffenbichler]

Could you please post screenshots with the pertinent Panels (Toolbar, Layers, Options Bar, …) visible? 

What is the background of that Layers supposed to be?