Mondo Mini web series or television programs have most popular and successful show is Happy Tree Friends DVDs. It's a cartoon series in flash format, this kind of animation or cartoon is an animated film which is created by using Adobe Flash or similar animation software and is often distributed in .swf file format. Over the years these DVDs have gained a lot of followers and it has also been adapted into a TV series, home video line, mobile phenomenon, video game and line of merchandise. As stated on the website (http://www.happytreefriends.com/) the idea to start Happy Tree Friends DVDs, first came in Rhode Montijo's mind, one day during work, Rhode made one yellow rabbit on a scrap paper, and later drew that same character on a spreadsheet and hung it in his workstation, other people saw and appreciated it and eventually the idea was pitched and accepted by Mondo Media Executives. 

Happy Tree Friends DVDs became successful only after it was first shown on the internet in 2000; later it was found that people liked it so much that it got more than 15 million searches on the net each month. Later it was shown on a lot of international platforms and some countries telecasted its episode as television series. Seeing the immense response of the viewers the creators decided to launch DVDs of the series containing episodes already put up on the websites and others that have not been released. The creators first released only four DVDs and later they launched a collection which contained earlier released three DVDs along with five other exclusive episodes. Later they launched one more DVD named Overkill. Happy Tree Friends DVDs winter Break Collection has two exclusive episodes, which are not available in any other DVD of the series.

The list of the released Flash Cartoon Happy Tree Friends DVDs are as Follows:-

Volume 1: First Blood –It was released on February 11, 2003 and has fourteen regular episodes. The DVD also contains bonus features like pop corn video episodes, meet the characters etc.

Volume 2: Second Serving- It was released on October 14, 2003 and has eighteen regular episodes. The second volume also has bonus features like commentary from creators, behind the scenes, character interview etc.

Volume 3: Third Strike – It was released on August 4, 2004 and has 15 regular episodes and this also contains bonus features.

The other DVDs of this popular series are Overkill Box Set, Winter Break, Kringles and Happy Tree Vee. This series has also been made into four volumes of DVD TV series.