The website Guitar Backing Track specializes in such a thing, with an archive of over 10,000 tracks. Popular ones include Crazy Train, Sweet Child o' Mine, and Canon Rock.
There are some free backing tracks to download. Click on the link below for more information. There's different styles of music. Rock, pop, country, r&b, dance etc., also alot of tracks have lyrics to copy for practicing.
Youtube yahoomusic
There is no free, legal source for backing tracks, but you can have backing tracks custom made from many producers at a reasonable fee.
Have you tried www.funkytigerbackingtracks.co.uk they seem to have a good variation of backing tracks
To find a blues backing track on the internet, it is best to search for it in Google first. There are two websites which may provide suitable content. The first is called Bluesblast and it lists free blues and rock guitar jam tracks. Another is Blues Lessons, which lists under a separate tab at the top of the page a section for blues backing tracks.
Free guitar lessons can be found online at Justin Guitar, Free Guitar Videos, 12 Week Guitar Course, Online With Rex Pearson, YouTube tutorials and Guitar Tricks.
Free Guitar Videos, Just in Guitar, Dolphin Street, Guitar Tricks, About Guitar, and Guitar Lessons all offer novice level free blues guitar lessons online.
Some popular Backing Track websites are GuitarBT(.com) and Guitarbackingtrack(.com) but I'm not sure if Paramore songs are included.
you give it to me
Again, the best source for this would be the internet. The internet has a massive catalog of digital media specific to making music. You can find backing tracks of all genres at websites that support either royalty free music, or paying for a royalty free selection of music.
Guitar Player World offers free online guitar lessons; Jam Play offers guitar lessons of all levels online. There are numerous guitar instructors that have videos on YouTube that can be viewed at no charge.
Free guitar lessons online are often available at websites for retail stores which specialize in musical instruments. The store Guitar Center is an example of one of these types of stores.