Plankton

The x-GF recently got Chromecast and we've been watching a lot of live concert video's on Youtube, 'casting' them to the big screen TV which has a good surround system. I'm looking for suggestions as to what to watch since I'm running out of idea's for her (she's not too tech savvy and stuff). Doesn't matter what genre, as long as it's good quality footage and audio, so no phone cam vids and things of that nature. She's got an open mind, but I don't think she'd like Burzum for example. I'm taking her to Iron Maiden for her birthday though, so that might help. Any suggestions would be great.

Here's a few for starters:

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