http://www.myenglishpages.com/site_php_files/grammar-lesson-adjectives-placement.php#.Uqm8SWRDvT0
1. The pianist played a beautiful haunting melody.
2. The cold December wind chilled me to my bones.
3. Let’s go catch the 8:00 show at that old drive-in movie theater.
4. I could really go for a hot delicious pepperoni pizza right about now.
1. Haunting and beautiful melody Makes sense Coordinate
Correct comma usage: The pianist played a beautiful, haunting melody.
2. December and cold wind Makes no sense Hierarchical
Correct Without Commas
3. Movie and drive-in theater Makes no sense Hierarchical
Drive-in and old movie theater Makes no sense Hierarchical
Correct Without Commas
4. Pepperoni and delicious pizza Makes no sense Hierarchical
Delicious and hot pepperoni pizza Makes sense Coordinate
Correct comma usage: I could really go for a hot, delicious pepperoni pizza right about now.
http://www.writing.com/main/books/entry_id/458319
Ex: The dusty, heavy, red guitar is barely playable anymore.
Ex: We were prepared for a long, grueling basketball game.
http://www.uhv.edu/ac/newsletters/writing/grammartip2004.09.21.html
Worksheet: http://englishlinx.com/common_core/7/language/conventions_of_standard_english/Commas-L.7.2a.pdf