Yes, unless the interrailing is also going to include camping I'd recommend something much smaller (50L max, but the smaller you go, the smugger you'll be 😂). But might be pushing it to get the ideal bag for fests and the ideal bag for travel for £100 so will have to compromise somewhere.
Osprey tend to be good quality, but can be a bit pricey.
I mean I'll be delighted if someone like e.g. Grace Jones or Patti LaBelle or something does show up in one of the un-announced slots. Just not expecting it at this juncture. Not after Chaka Khan't.
Waterproofed my tent … an annual ritual to appease the weather gods at my parents . Dog wasn’t quite so keen on me extolling the benefits of fresh and black though and just wanted to leg it and lie in the shade