Glass tumbler stuck inside a cup

vomo2, Mar 4, 6:30am
Is there an easy way to get the glass out without breaking it!

trade4us2, Mar 4, 6:32am
Put the cup in a bowl of hot water, hold the tumbler and put ice cold water in the tumbler.

stevee6, Mar 4, 6:42am
Rolling it sometimes works too.

cary14, Apr 3, 8:11am
dish washing detergent around edges