Yvette removed her finger, grabbed the tube, flipped the top bottle open, squeezing out a little onto the crevice between Lin's buttocks.  A little more, she squeezed onto the vibrator beside her before she slid her fingers out of the moist, tight passage they'd been in, her mouth continuing its work.  She smeared the lubricant over the pink device before parting the girl's cheeks.  Pressing the button on the base, she brought it down, teasing the shivering toy around her little pink rosebud.