Is it illegal if I create a website on Google sites about megadeth and use their songs on it and stuff?

Creating a website about Megadeth on google Sites is legal, but using their songs without permission could infringe on copyright laws. You can share information, reviews, or analyses, but for audio, lyrics, or any other copyrighted material, you would need to obtain permission or ensure that your usage falls under fair use, which can be tricky. It’s best to focus on original content or seek licensing if you want to include their music.