Described herein are techniques for streaming digital media content, such as music, video, or television content. In accordance with an embodiment, the system includes support for providing music-styled advertisement or other sponsor-directed content. Metadata describes media content that can be streamed or otherwise provided to a user's media device. A media streaming logic and targeting service analyzes a playing media content, and selects advertisements for delivery in conjunction with that content. For example, the system can determine a genre, tempo, or mood of music being streamed during a session, and select advertisements targeted to a style of music. Information associated with the user, for example their location, can be used to predict their mood, and select appropriate advertisements. Advertisements can also be selected based on an analysis of, for example, a playlist description or a song lyrics.