'Bluey' special episode 'The Sign' has viewers in tears

Bluey just aired its longest ever episode, premiering Season 3 special "The Sign" globally over the weekend. The 28-minute episode featured some big changes for the Heeler family, and was full of Easter eggs for fans of the popular Australian children's cartoon.As expected, it was also a highly emotional and heartfelt episode, leaving viewers of all ages in tears.SEE ALSO:How 'Bluey' taught me to let go and love dad rock
Warning: spoilers will follow.What happens in Bluey's special episode "The