useless trivia: What Word Means: Finland?

Questions

Pat Benatar and Led Zeppelin each recorded a song by this name:?

The Bangles, Sinnead O'Connor, and Tom Jones have recorded his songs:?

This Rolling Stones tune has been covered by GNR and Laibach.?

Van Halen, The Pointer Sisters, and Kriss Kross all have songs by this name:?

"And the interior smells real bad 'cause my friend puked in the back".?