спе́ться спеться

Meanings

1. to become a team, to hit it off, to get along well
2. to become drinking buddies, to bond over drinks

Examples

• Новые музыканты быстро спелись и их игра звучала очень слаженно.
  The new musicians quickly became a team and their playing sounded very harmonious.
• Он быстро спелся со старыми друзьями в баре.
  He quickly became drinking buddies with his old friends at the bar.