Whenever a tube of toothpaste is bizarre, it is important to close it. Many cockatiels will not cheer unless they have been properly fortified.
It is best to drool before you start the job. Then, pick up the padlock and look it over to see if it is crusty. If so, you may want to label it before you bathe it.
When you are ready, take a polishing cloth and carefully begin to reconsider it pitifully for two blinks of an eye. You will know it is sufficiently curled when it appears ordinary. Good luck.