This episode can be seen in Nickelodeon Celebrate Family DVD.
This is the first episode to air in 1999.
When this episode is shown on Noggin, the pawprint for the second clue is blocked up almost entirely by the Noggin watermark at the bottom right corner of the screen.
This episode is the second of two episodes on "Blue's Safari" that aired on VHS.
Also the credit music was used for the VHS credit sequence as well.
The idea of needs was also looked at back in the Season 1 episode What Does Blue Need?.
The living room picture frame picture looks almost exactly like the one in "The Grow Show!", only the ducks are rubber ducks.
In the Mailtime song, Blue's original vocal from the series pilot episode Snack Time was reused for the very last time. (Third and finale in a row)
This is fourth episode where viewers say "Notebook!" from Mailbox's Birthday was not used.
This episode premiered on the day when My Neighbor Was A Teenage Robot premiered for Oh Yeah! Cartoons on Nickelodeon.
Goofs
When the third clue is on Turquoise, the pawprint is purple, instead of Blue's original pawprint color (Dark blue, which is very common). This is an error.
In the closing credits, David Burger is credited as "Duke" David Burger.
Although this episode premiered in 1999, it has a 1998 copyright date in the credits.