Secret Circle star Chris Zylka and Pretty Little Liars actress Lucy Hale have been tweeting up a storm!

Check out the tweets between Chris, 26, and Lucy, 22, from the last few days:

CZ: Lucy
CZ: @lucyyhale :)
LH: @ChrisZylka :)
CZ: smiling at her from about 30,000 feet
CZ: First time watching; but Pretty Little Liars is pretty #amazing #PLL
LH: @ChrisZylka perfect.
CZ: @lucyyhale Absolutely
CZ: Best time I’ve had in a long time last night. Laughing is contagious
LH: You deserve to smile :)
CZ: As do you :)
CZ: You never know when [you're] going to find something that makes you happy, life is truly a mystery in that way.
LH: Happyhappyhappyhappyhappyhappy
CZ: joyjoyjoyjoyjoyjoyjoyjoyjoyjoyjoy

Chris‘ co-star from The Secret Circle also tweeted, “I see my costar @ChrisZylka is having a pretty little time with @lucyyhale …congrats on all the happyhappyjoyjoy!”

CZ will star as Flash Thompson in The Amazing Spider-Man, out July 3, 2012. Real-life couple Emma Stone and Andrew Garfield also star!

FYI: A new episode of Pretty Little Liars called “A Hot Piece of A” airs @ 8/7c on Monday (January 9) on ABC Family.

WHAT DO YOU THINK of Chris Zylka and Lucy Hale’s tweet-fest?

P.S. Follow us on Twitter @LucyyHale @ChrisZylka @JaredEng @JustJaredJR!