Cool little grab-n-go combo! 

What would you recommend for a Smith Custom Amp CS25R? I was thinking about a ET-65, Reaper 30 or Reaper 50. Thoughts?

Cool little grab-n-go combo!  Man, you might want to check out:

http://wgs4.com/1967-fender-deluxe-reverb-quest-best-replacement-speaker

And yea, I'd think ET65 or Reaper ... but the new ET90 also warrants consideration!