Article continues below advertisementBritney Spears has dropped yet another cryptic Instagram video, where she seemingly hinted at going through hard times.The "Toxic" songstress, 43, shared a post on November 29 featuring her dancing around her room to Adele's hit "Send My Love (To Your New Lover)."Article continues below advertisementSource: @britneyspears/InstagramThe pop star danced wildly in a new video.Spears donned black strappy heels and a cheetah-print bustier as she shook her hips and waved her arms wildly to the music.