"The Price of Freedom" is the fourth episode of the Sonic Underground television series. It first aired on 17 January 1999 in France and on 2 September 1999 in the United States. It was included in Volume 1 and Sonic Christmas Blast.
The song performed in this episode is "Money Can't Buy".
Sonia travels to east Mobius to visit her friend Mindy at the LaTour Estate. After being given a watch by her friend Mindy, Sonia discovers that these popular timepieces are really monitoring devices for the Robotnik Intelligence Agency and are mass produced by Mindy's father Mr. LaTour. Sonia, Sonic and Manic confront Mindy and LaTour with this discovery. Realizing the error of his ways, Mr. LaTour ends production and decides to flee with his daughter. The hedgehogs skillfully put the spy devices to their own use to help the LaTour's escape.
- While Sonic and Sonia are talking over their medallions, Sonic has the error of two medallions. (The one on his chest appearing on and off).