This is possible to combine all your social media RSS feeds like Twitter, Facebook, Google+, YouTube and other custom RSS feeds and display them using in one stream in your WordPress site.
Social Media Mashup is a free WordPress plugin that provides a template tag and widget for displaying a combined Social Media & RSS Feed stream. Its simple options panel and minimal CSS make this plugin easy and visually compatible on most WordPress sites.
Simply install and activate it then Visit Dashboard -> Settings -> Social Media Mashup and enter social media & feed information. Other than this all instructions are these in the upper-right section of this plugin’s settings page; you can copy the shortcode & template tag from there.