hey MjsPanda 
Was your tape just crunched or was it completely cut up? If the tape is able to be wound back in, you may be able to take the tape to a video store and get them to run it through a tape cleaning machine which would smooth the crunches and tighten the tape.
Was your tape just crunched or was it completely cut up? If the tape is able to be wound back in, you may be able to take the tape to a video store and get them to run it through a tape cleaning machine which would smooth the crunches and tighten the tape.