BiiiiiiiiiiiiiiiG by pvpbran

/give @p sign 1 0 {BlockEntityTag:{Text1:"{\"text\":\"big big\",\"color\":\"red\",\"bold\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"summon Giant\"}}",Text2:"{\"clickEvent\":{\"action\":\"run_command\",\"value\":\"summon Giant\"}}",Text3:"{\"bold\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"summon Giant\"}}",Text4:"{\"bold\":true,\"clickEvent\":{\"action\":\"run_command\",\"value\":\"summon Giant\"}}"},display:{Name:"Custom Sign"}}