oEmbed for BuddyPress by r-a-y is the easiest way to share your favorite content from sites like YouTube, Flickr, Hulu and more on your BuddyPress network.
oEmbed for BuddyPress utilizes WordPress’ own oEmbed class, so by default, you can share content from the following sites:
To use the plugin: Input any URL from one of the listed sites above into an activity update or forum post in BuddyPress.
When the update is posted, the URL automagically transforms into the embedded content.
Download and info: http://wordpress.org/extend/plugins/oembed-for-buddypress/