The entertainment pageant, held in Santa Monica on Sunday, is one of the last dates in the Hollywood schedule before the Academy Awards one month from now.
Mary Poppins Returns star Blunt wore a white and silver outfit, combined with precious stone drop hoops and a silver grip pack.
Gruff, who is named in the classification of best on-screen character, presented with spouse and A Quiet Place co-star John Krasininski on the cover.
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Gaga, who is additionally up for best performing artist for A Star Is Born, landed in a cream strapless outfit which flaunted a noteworthy train.
The pop star and on-screen character finished the look off with blue-tinted hair.
Chrissy Teigen wore a streaming white outfit for the event, just as dim red lipstick with her hair swept back, flaunting her precious stone hoops.
The TV moderator and model presented with spouse John Legend, who wore a shrewd dim suit with a polo-neck jumper underneath.
Claire Foy was selected in the best supporting performing artist classification for her job in First Man and furthermore got the #SeeHer grant in acknowledgment of her commitment to ladies in film.
Foy wore a dark jumpsuit with jewel encrusted heels.
This Is Us star Mandy Moore was among the stars to walk the blue cover.
The performing artist wore a white sequin floor-length outfit, with patterns in either side. She completed the look off with a white belt.
Jameela Jamil, who stars in US sitcom The Good Place, wore a floor-length black dress complete with green spots.
At the Golden Globes the actress wore jeans underneath her gown but went without this time.
Charlize Theron was nominated in the best actress in a comedy category. She wore a silver Givenchy one-shouldered gown for the evening.
Theron, who starred in Tully, completed the look with diamond earrings, bracelet and rings.