SPL Debug: Called demo(Test #1):
SPL Debug: 	foo	-> This is a test
SPL Debug: 	bar	-> This is another test
SPL Debug: Called demo(Test #2):
SPL Debug: 	foo	-> This is a test
SPL Debug: 	bar	-> This is another test
SPL Debug: Called demo(Test #3):
SPL Debug: 	foo1	-> This is a test
SPL Debug: 	bar1	-> This is another test
SPL Debug: 	foo2	-> This is a test
SPL Debug: 	bar2	-> This is another test
SPL Debug: Called demo(Test #4):
SPL Debug: 	1	-> X1 Records:
SPL Debug: 	foo1	-> This is gonna be used
SPL Debug: 	bar1	-> This is another test
SPL Debug: 	2	-> X2 Records:
SPL Debug: 	foo2	-> This is a test
SPL Debug: 	bar2	-> This is another test