You can distort objects by using the Free Transform tool or a liquify tool. Use the Free Transform tool when you want to distort freely; use a liquify tool if you want to take advantage of specific preset distortions such as twirls, puckers, or wrinkles.
Distort objects with the Free Transform tool
. Hold down Ctrl (Windows) or Command (Mac OS) until the selection is at the desired level of distortion.
Hold down Shift+Alt+Ctrl (Windows) or Shift+Option+Command (Mac OS) to distort in perspective.

Distort objects using a liquify tool