There was knock

There was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knockThere was knock