Here are some lines from songs. See if you can name them. You should include the artist name in your answer, even though the artist names do not appear as part of the rebus.
↓ bozo,pennywise| iu |hamill,romero
$u(me) = em \approx record$
u+99, i+(i i), u+GGG, i+#|
These are listed in chronological order by release date.
I have updated #1 to make it easier.
I have updated #2 just for fun.
I have updated #3 to be a closer representation of the lyrics of the song.