Dust off those wizard hats and kaftans and fire up your mellotron, it’s time to get weird. Galen and Alex examine a truly singular entry in the Rolling Stones’ career with 1967’s “Their Satanic Majesties Request.” There are some good ideas and some solid songs on this album, but a chaotic recording process resulted in the uneven, odd final product. You can get in touch with Galen and Alex, who can proudly say they survived “Gomper,” at @doctorgc or @akmccarthy on Twitter.