Real Name: Yoo Haram Birth: April 12, 2007 Position: Vocalist, Dancer MBTI: INTJ Personality Tip: While she is a member of the '7 Monkeys' responsible for the team's beagle-like energy, her MBTI is surprisingly the calm and rational INTJ, giving her an unexpected charm.

Real Name: Kim Nayeon Birth: April 19, 2010 Position: Vocalist, Maknae MBTI: ISFJ Personality Tip: The only rational member who maintains balance among the beagle-like '7 Monkeys' older members. She is the oldest in terms of mental age and the polite 'Confucian Girl' youngest of the team.

Real Name: Jeong Leean Birth: October 9, 2009 Position: Center, Visual, Dancer, Sub-vocalist MBTI: ENFP Personality Tip: A core member of the '7 Monkeys' responsible for unrivaled beagle energy and variety show talent. As the team's energizer and mood maker, she boasts tireless high tension and an active personality.

Real Name: Roh Yuna Birth: December 20, 2008 Position: Vocalist, Dancer, Tallest member (170cm range with model proportions) MBTI: ESFP Personality Tip: A member with the unique nickname 'Roh-key' (a portmanteau of her surname and monkey). Contrary to her cold beauty visual on stage, she shows off unimaginable humor and variety show madness in self-produced content, making her part of the 'Monkey Duo (with Leean)' and the team's representative laugh-generator.

Real Name: Dahyun Stella Kim Birth: June 18, 2007 Position: Lead Vocalist MBTI: INFP (Cat-like visual with overseas vibes) Personality Tip: An overseas member who grew up in Vancouver, Canada for 10 years and handles English narrations. Despite her unrivaled visuals that earned her casting offers from 32 agencies, she is actually a hidden cutie of the '7 Monkeys' who fanatically loves the Barbie movie series and exudes a quirky charm.

Real Name: Nyoman Ayu Carmenita Birth: March 28, 2006 Position: Main Vocalist MBTI: ENFP or ESFP (Active E-type) Personality Tip: SM's first member from Bali, Indonesia. Known as the official 'Sunshine' and 'Joy' from Inside Out due to her tireless bright smile. Despite a quiet first impression, she has incredible social skills and is a '7 Monkeys' variety character who shows quirky reactions with a cute way of speaking.

Real Name: Choi Jiwoo Birth: September 7, 2006 Position: Leader, Dancer, Rapper, Vocalist MBTI: ISTJ Personality Tip: The center and principled leader of the team with sharp leadership and a strong sense of responsibility. Originally quiet and serious, she has gradually assimilated with the beagle-like members; now called 'Short-hair Senior' by fans, she is a person of unexpected charm who shows subtle variety show madness.

Real Name: Yeo Wooyeon MBTI: ESTP (Master of foxy behavior) Personality Tip: She acts modest and fragile in front of men, wagging her tail, but her eyes change completely in front of women, whom she openly ignores. A master of 'foxy' behavior to attract male attention and a public enemy to women.