Flydd's hand was shaking and his knees would scarcely hold him.

"You must," I said, and stood up, feeling light-headed, unsure whether my knees would hold me.

They introduced the ballet's signature, a jump at a tilt, knees held high.

Farrell tried to draw her close again, but her knees held him away.

Her knees held but the edges of her vision darkened.

He tried to stand but his knees wouldn't hold him.

Mark slowly collapsed to the ground, his knees too wobbly to hold him.

He let her go, and her knees would not hold her.

Roxanne tried to get to her feet, but the knee wouldn't hold.

Hopefully his knee holds up and he's just as explosive.