Advertisements Blended with User's Digital Content

A method comprising:

• receiving, by a computing device, information indicating an original advertisement that is to be presented during output of a primary content item;
• providing a user with:
• a first option to include the original advertisement during output of the primary content item;
• and
• a second option to include a custom version of the original advertisement during output of the primary content item;
• and
• based on user selection of the second option,
• receiving, from the user, digital content for integrating with the original advertisement;
• generating, based on the received digital content, the custom version of the original advertisement;
• and
• outputting, during output of the primary content item, the custom version of the original advertisement.

A method comprising:

• receiving, by a computing device, an advertising template associated with first advertising content that is to be output during output of a content stream, wherein the advertising template comprises video content and a textual script;
• receiving a user customization request to add audio content to the advertising template;
• receiving audio data provided by a user;
• generating, based on a determination that the audio data satisfies one or more accuracy or performance score thresholds, based on the advertising template, and based on the audio data, customized advertising content;
• and
• outputting, during the output of the content stream, the customized advertising content in place of the first advertising content.