Further, while the employee is on leave or while serving on jury duty, the employment is deemed continuous for the purposes of calculating annual vacation entitlement and additional pension, medical or other benefits to which the employee is entitled.
However, this rehearsal was different. Bruno Mars' trombone player and 24-year-old Memphian Kameron Whalum stepped to the forefront of the stage and grabbed the microphone. He counted off the first song and led the band in preparation for his debut solo show at Beale Street's Hard Rock Cafe.
From this it can be concluded that Natsu is at least 14 years old. That is the only thing we can know for sure. But as to how old he really is, there is no definite answer. The Battle of Fairy Tail suggest that he might be older than 80 years old, but it was never mentioned explicitly that he is.