It is kind of hard to pick one lie that stands out each day. There are just many!

How about this one, where Sean Spicer tells the press that the appointment of white nationalist Steve Bannon to the National Security Council is just like Obama and Bush actions.

Not really.

http://www.politifact.com/truth-o-meter/statements/2017/jan/31/sean-spicer/spicers-misleading-claim-trumps-national-security-/