Think (one) hung the moon American British informal
To judge someone as outstanding, the greatest, or extremely beautiful
Most spectators thought Ronaldo hung the moon on the football field due to the quality of his amazing free-kicks.
Although my mom is not skillful in making food, I always think my mom hung the moon.
I hate teamwork with him, he thinks he hung the moon and doesn't listen to other perspectives.
The verb "think" should be conjugated according to its tense.
Used to imply that someone is acting as if he or she is demure, innocent, sincere or reserved but they may be not
Don’t be fooled by Jennie's good behaviour. She looked as if butter wouldn't melt in her mouth.