1. Open Youtube

and view it to find the videos you like e.g. Super Mario.
2. On the right side of this video, you can find the url of this video easily. Copy the url.
3. Open Xilisoft YouTube Video Converter. You will see a beautiful user interface, which must make you feel very comfortable in the converting progress. Meantime, the small icon of Xilisoft YouTube Video Converter
floating up on the desk.
4. Click
to start a new task. This setting dialog box will popup. Then, what you need to do are paste the url address and select the save format for your new video. Of course, you need to choose "PSP - PSP MPEG-4 Video"
→ 
5. The basic optiones are done. Now you must have known how easy-to-use Xilisoft YouTube Video Converter is.
The next step, rename the output file, is optional. If you want to rename the file, first, click the tick before "Use default file name", then, type the new name you like into the edit box.
6. Click "ok" to start the conversion. You can know the details from main user interface and the download speed from the float icon
7. Transfer the out put file into your PSP after the conversion, then you can watch this video on your PSP.