While Tubthumping was the first song that came to mind for this list, a ton of other songs kept springing up in their atrociousness.
We Built This City, for example, which ranked top in the worst albums of all time by Blender Magazine, which is always played in the bar under my apartment was a very close second.
But I am sticking with the annoyingly contagious nineties hit by Chumbawamba that grates my brain.
I have had several friends say there is a “blue” song out there that rivals Tubthumping for dance music garbage, but I have been spared ever having to have heard it.
“Yes, I have to beaten swords and they cost me deep in the purse” – if that's the kind of lyrics you like in your rock, this household favorite will soon be your favorite too. 
Contrary to the general upbeat sound of girl bands from the 60s, the
I have been in love with
Who would have thought such rowdy, bar fighting, death row looking, apparently bank robbing, 
If there is one thing I am not as up on as the rest of the world (well, after the bible and sports) it's the latest in popular music. Blame it on not listening to the radio anymore, but it took me three years to actually hear
Now, I don't make a habit out of praising 