Ключевые слова: african, asian, bonding, celebration, cheerful, city, diversity, enjoy, ethnicity, expression, face, friends, friendship, fun, funny, gathering, group, happiness, happy, laugh, lifestyle, man, measure, meeting, millennial, mobile, multicultural, multiracial, outdoors, person, phone, photo, portrait, relax, selfie, several, smile, smiling, social, student, team, teenage, together, togetherness, university, urban, woman, young, youth,