Crossword puzzle clue "grass that's now in style"

1950s-'60s hit with the lyric "Ah, you made me love you / Now, now, now, now your man is come"

Grass that's now in style?

Grass court grass

Writer of the lines "Pigeons on the grass alas. / Pigeons on the grass alas"

Ground covered by a mat of grass and grass roots

Cartoon in which one cow says to another "Hey, wait a minute! This is grass! We've been eating grass!"

"Now seems it far, and now __": Scott

Now you see it, now you don't