Cedric says, put on a happy face!

Smiles and laughter are infectious; just ask Cedric the Entertainer (pictured above) who can't help but spread a little happiness.

We've rounded up gorgeous grins of your favorite CBS stars from The Neighborhood to NCIS: Los Angeles that are guaranteed to turn frowns upside down. We dare you not to smile.

Originally published in Watch! Magazine, September-October 2018.

Stream full episodes of The Neighborhood on CBS All Access.

Mayim Bialik

Originally published in Watch! Magazine, April 2016.

Kaley Cuoco

Originally published in Watch! Magazine, August 2010.

Emily Wickersham

Originally published in Watch! Magazine, June 2015.

Stream full episodes of NCIS on CBS All Access.

Brian Dietzen

Originally published in Watch! Magazine, August 2015.

Stream full episodes of NCIS on CBS All Access.

Matthew Gray Gubler

Originally published in Watch! Magazine, December 2008.

Stream full episodes of Criminal Minds on CBS All Access.

Aisha Tyler

Originally published in Watch! Magazine, December 2015.

Stream full episodes of Criminal Minds on CBS All Access.

Adam Rodriguez

Originally published in Watch! Magazine, October 2016.

Stream full episodes of Criminal Minds on CBS All Access.

Alex O'Loughlin

Stream full episodes of Hawaii Five-0 on CBS All Access.

Scott Caan

Originally published in Watch! Magazine, April 2011.

Stream full episodes of Hawaii Five-0 on CBS All Access.

Wallis-Currie Wood

Originally published in Watch! Magazine, December 2016.

Stream full episodes of Madam Secretary on CBS All Access.

Patina Miller

Originally published in Watch! Magazine, December 2016.

Stream full episodes of Madam Secretary on CBS All Access.

Bridget Moynahan

Originally published in Watch! Magazine, June 2011.

Stream full episodes of Blue Bloods on CBS All Access.

Donnie Wahlberg

Originally published in Watch! Magazine, December 2013.

Stream full episodes of Blue Bloods on CBS All Access.

Sami Gayle

Originally published in Watch! Magazine, September-October 2018.

Stream full episodes of Blue Bloods on CBS All Access.

Beth Behrs

Stream full episodes of The Neighborhood on CBS All Access.

Chris Jackson

Originally published in Watch! Magazine, January-February 2018.

Stream full episodes of Bull on CBS All Access.

Daniela Ruah

Stream full episodes of NCIS: Los Angeles on CBS All Access.

Eric Christian Olsen

Originally published in Watch! Magazine, June 2013.

Stream full episodes of NCIS: Los Angeles on CBS All Access.

Zeeko Zaki, Missy Peregrym, Jeremy Sisto, Ebonée Noel

Jane Pauley

CBS Sunday Morning airs on CBS and CBS All Access.

Michael Weatherly

Originally published in Watch! Magazine, December 2011.

Stream full episodes of Bull on CBS All Access.

Shemar Moore

Stream full episodes of S.W.A.T. on CBS All Access.

Sonequa Martin-Green

Originally published in Watch! Magazine, September-October 2017.

Stream Star Trek: Discovery exclusively on CBS All Access.

Zoe Perry

Stream full episodes of Young Sheldon on CBS All Access.

Jay Hernandez

Originally published in Watch! Magazine, September-October 2018.

Stream full episodes of Magnum P.I. on CBS All Access.

Lucy Liu

Originally published in Watch! Magazine, October 2013.

Stream full episodes of Elementary on CBS All Access.

Chris O'Donnell

Originally published in Watch! Magazine, May-June 2018.

Stream full episodes of NCIS: Los Angeles on CBS All Access.

LL COOL J

Originally published in Watch! Magazine, December 2014.

Stream full episodes of NCIS: Los Angeles on CBS All Access.

Alan Cumming

Originally published in Watch! Magazine, March-April 2018.

Watch Instinct on CBS All Access.