Skirt suits being easy to make is dependant on your level of sewing/dressmaking. Providing you have the pattern and tools required there are many websites to assist you along the way.
Yes, Betsey Johnson makes a few skirt suits in different colors and patterns. Two that I found were the Silver Dot Skirt Suit and the Orange &Red Floral Skirt Suit.
Remember that its the action stage front that is the most important. Backdrops are simply adding atmosphere.
If you have a plain wall then hang white cotton sheets against it - use lighting as a down...