hello! my friends and i recorded a video and edited it on windows movie maker and now wer'e trying to publish it to youtube but it said invalid video format does anyone know how to change the video format?the format of the video right now is MSWMM and i dont see that on the options for the output format on the web stie that the first person recomended plz help

MSWMM is the project format for Windows Movie Maker, it is not a valid video format. You need to publish your movie as a WMV and upload the WMV to YouTube.