'They make life more exciting,' Chris Pine tells MTV News at premiere.
Reese Witherspoon tries to decide between the two secret agents in a brand-new clips.
Don't miss 'MTV First: This Means War' at 7:56 p.m. ET Tuesday on MTV, followed by an in-depth chat on MTV.com.
Check out the vintage clip in advance of Tuesday's 'MTV First: This Means War.'
Actress will join MTV News for a sit-down airing January 31 at 7:56 p.m. ET on MTV and MTV.com.