Windows Azure Web Sites is a simple and powerful hosting platform that allows developers to easily build and rapidly deploy web applications on Windows Azure using their favorite languages, frameworks, and tools. SharePoint Online brings the collaboration and productivity benefits of SharePoint to the Cloud. In this talk we start out demonstrating development and deployment of web applications using Windows Azure Web Sites. We will then show how to integrate web applications running on Windows Azure Web Sites with content and functionality from SharePoint Online. We will also walk through different development and deployment models for building Windows Azure Web Sites web applications that seamlessly integrate with SharePoint Online.