Take a shine to somebody/something
Definition 1 of 1
Pro Tip 1/3Immediate Attraction
The phrase expresses instant liking or interest, without taking time to form an opinion. 
When she saw the puppy, she took a shine to it right away.
Pro Tip 2/3Positive Feeling
It conveys a warm, positive emotion towards someone or something. 
He took a shine to that melody the moment he heard it.
Pro Tip 3/3Informal Expression
Used in casual situations, and might be considered too familiar in formal contexts. 
I could tell the coach took a shine to the new player.