From an irresistible collection:
Here’s the title track of “Julie’s Sixteenth Birthday.” Follow the link above to check out The Braillettes, the Faith Tones, and the incomparably sexy Igor & Natasha.
UPDATE: A Cambridge, Mass., reader sends this shot in from a record store in Boston:
JonF311 says: Reminds me of James Lilek’s riffs on bad taste from the 70s.
To be filed under “What Were They Thinking?”
Chas Clifton says: The Shaggs had quite a following among certain musicians, e.g., Frank Zappa, and perhaps not totally in a hip and ironic way.
The “Sour Cream” cover at the link is a parody of one by Herb Alpert and the Tijuana Brass called “Whipped Cream and Other Delights,” that featured an attractive young woman covered in whipped cream.
Some of the others are indeed uncomfortable. 
Sands77 says: Those Frivolous Five gals are hot!
naturalmom says: OMG, That second one had me in stitches! My church youth group warned me against those too. Yikes! All of these are pretty funny and pretty horrible.
Monterey22 says: Nothing like rust red shirts with white ties, y’know…These were hilarious!
Who in Boston would buy an album featuring a guy in a Yankees uniform playing the banjo?
This is one of my all-time favorites:
http://static.rateyourmusic.com/album_images/82c810e94eeafe5d4b096be03fd85c04/457440.jpgAnd this looks like something that my church youth group warned me about in the 80′s:
http://blogs.villagevoice.com/dailymusto/boned.jpg But no list of bad album covers is complete without the inimitable Millie Jackson: http://www.strangecosmos.com/images/content/105817.jpg