Kristen Stewart’s ‘American Ultra,’ Ryan Gosling’s ‘La La Land’ dated

On-screen reunions are the order of the day at Lionsgate, which has announced release dates for Kristen Stewart and Jesse Eisenberg’s “American Ultra” and Ryan Gosling and Emma Stone’s “La La Land.”

After sharing the screen in 2009’s “Adventureland,” Stewart and Eisenberg will be back together Aug. 21 with “Ultra,” an action-comedy about a stoner and his girlfriend whose quiet small-town existence is upended when his past comes back to haunt him and the government tries to take him down. Nima Nourizadeh (“Project X”) directed from a script by Max Landis (“Chronicle”).

“La La Land,” set for release July 15, 2016, will reunite “Crazy Stupid Love” and “Gangster Squad” co-stars Gosling and Stone. The second feature by Oscar-nominated “Whiplash” filmmaker Damien Chazelle, “La La” is a musical about two people drawn together by a common desire to do what they love, until success threatens to pull them apart.

Lionsgate has also shuffled release dates for some previously announced films.

The Kevin Costner thriller “Criminal,” which was to open on the date now claimed by “American Ultra,” will instead open Jan. 22.

“Dirty Grandpa,” a comedy starring Zac Efron and Robert De Niro, has moved up to Feb. 26 from Aug. 12, 2016.

“Gods of Egypt” will open April 8, back slightly from Feb. 12.

Finally, the studio pushed back its “Power Rangers” reboot by six months. It will now open Jan. 13, 2017.

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