Add vodka, limeade, and grenadine to a shaker filled with ice. Shake well.
Strain into a cocktail glass filled halfway with crushed ice.
Top with enough soda to almost fill the cocktail glass.
Top with more crushed ice.
Garnish with lime wedges and maraschino cherries.
Notes
make it a punch! serving a crowd? Try making this a punch by quadrupling the recipe. The measurements for this are 2 cups vodka, 2 cups limeade, 1 cup grenadine, and 1 cup lemon lime soda. Mix it all together in a pitcher filled with ice.