$rhyme = "Peter Piper picked a peck of pickled peppers;
A peck of pickled peppers Peter Piper picked;
If Peter Piper picked a peck of pickled peppers,
Where's the peck of pickled peppers Peter Piper picked?
This is the line that needs to be removed!";

echo substr($rhyme, 0, strpos($rhyme, '?') + 1);