When spotted in his military dress as a youngster, Gaius Caesar got this nickname meaning "little boots"
... marrying Germanicus, she 
defied tradition by accompanying him on his military campaigns... [DOC] [TLE] Caligula - Emperor - Biography.com [PAR] Apr 2, 2014 ... Roman Emperor Gaius Caesar, or Caligula, was the great-great grandson of ... of 
3, began frequently accompanying Germanicus on his military campaigns.