A particular day, or perhaps an especially romantic day.
Date
Which country's ISO is "JAM"?
Jamaica
How many sides does a HEPTAGON have?
Seven
Item #1
Garbage Truck
Song #1
"You Are My Sunshine"
Trip
Which country's ISO is "ARM"?
Armenia
How many faces does a TETRAHEDRON have?
Four
Item #2
Sledge Hammer
Song #2
"Hound Dog" by Elvis Presley
A word for a vertex or the index finger's action.
Point
Which country's ISO is "PNG"?
Papua New Guinea
How many faces does an ICOSAHEDRON have?
Twenty
Item #3
Certificate
Song #3
"You Can Call Me Al" by Paul Simon
Of a person, austere.
Of a boat, the rear.
Stern
Which country's ISO is "GUM"?
Guam
How many edges does an OCTAHEDRON have?
Twelve
Item #4
Cranberry Bog
Song #4
"Once in a Lifetime" by The Talking Heads
A layman's custom or a clergyman's outfit.
Habit
Which country's ISO is "COG"?
The Republic of the Congo
How many faces does a TRIANGULAR BIPYRAMID have? (a.k.a. triangular dipyramid or trigonal bipyramid)
Six
Item #5
Benjamin Franklin Body Pillow
Song #5
"Himnusz" (National Anthem of Hungary)