What does Boxing Day have to do with boxing?
early 13c., "character attributed to someone;" late 13c., "celebrity, renown," from Old French fame "fame, reputation, renown, rumor," from Latin fama "talk, rumor, report, reputation," from PIE root *bha- (2) "to speak, tell, say" (cf. Sanskrit bhanati "speaks;" Latin fari "to say," fabula "narrative, account, tale, story;" Armenian ban, bay "word, term;" Old Church Slavonic bajati "to talk, tell;" Old English boian "to boast," ben "prayer, request;" Greek pheme "talk," phone "voice, sound," phanai "to speak;" Old Irish bann "law").
The goddess Fama was the personification of rumor in Roman mythology. The Latin derivative fabulare was the colloquial word for "speak, talk" since the time of Plautus, whence Spanish hablar.
I've always been afraid I was going to tap the world on the shoulder for 20 years, and when it finally turned around I was going to forget what I had to say. [Tom Waits, "Playboy" magazine interview, March, 1988]