Misc: Which nazi leader had his 6 children poisoned prior to his own death?

Questions

"Love Roller Coaster" was released by this group in 1975?

"Mr Bojangles" was perfromed by this band?

"Music is your only friend...until the end" and what's the song's name?

"My sister got lucky, married a yuppie, took him for all he was worth..."?

"New Miserable Experience" was this groups first album in 1993?