Inventions that never caught on

Tuxedo crop-top to show off your 6-pak abs (matching hot pants optional)  
Solar earmuffs: with solar panels to capture warmth  
Pocket tie: for storing your pens in your tie  
High-heeled roller skates: look elegant while having fun  
Boom Bra: wear your speakers on your breasts    Peddle TV Remote: get exercise while you change channels  
Bunk sofas: double the seating capacity of your living room  
Six-pack belt: carry your beer around with you (ice packs optional)  
Solar powered light house.  
A Shkitezaphone !!  
The Segway :o)  
Non-alchoholic Beer  
Playtex Living Jockstrap: "It lifts and separates"  
Penis reducer  
Ronco's hair in a can  
The Gasoline Lighter (only worked once)