They became best friends.

Meaning: The girl and the bird became very close and liked each other very much.

Choice of Words: The words "best friends" imply a close and affectionate relationship between the girl and the bird.

Alternative Expressions

Related Expressions

• They became best friends forever.
• They became best of friends.
• They became best friends and had fun.
• He named it Squishy and they became best friends.
• The boy and cat became best friends.
• Boy and cat became best friends.
• Farmer and elephant became best friends.
• The puppy and the girl became best friends.
• We became best friends, and I loved him very much.
• The girl and the dog became best friends.