The Boston Celtics are a team of NBA (basketball). “Celtics” is named for a land where there are many Irish immigrants around Boston. The team’s logo is a Leprechaun which is a fairy in Irish transmission. Celtics got the most championships of all NBA teams. Their team color is almost green and white. Celtics play their home games at the TD Garden, which they share with the National Hockey League’s Boston Bruins. Why don’t you go to TD garden to cheer them up if you go to Boston?