Crossword puzzle clue "they're said to be terrible"

It's said that he said, "I never said most of the things I said"

"That's a terrible, terrible idea!"

They're said to be terrible

Roberto who said "There must be some terrible mistake!" in his Oscar speech

Word often said exasperatedly after a terrible corny joke

"Maybe I'll add a bright, cheerful chord just before the last note," said Johnny, playing a C-E-G triad on the piano. He frowned. "Terrible! I'd be committing ___ with that E in there."

Who said "Without promotion, something terrible happens ... nothing!"

Rock genre whose band names tend to use terrible puns of said genre