Ashley och Kellan är båda med i videon, så här säger de :

'Twilight' star Ashley Greene reveals her tricks for staying in shape, saying, "I amp up the cardio and protein and try to stay away from salt. I also drink tons of water."

Her co-star, Kellan Lutz, shares, "I quit candy … or I tried to. It's not working so well."

/Lina

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