No Bake Orange Pineapple Swirl Cheesecake

In a medium bowl, combine graham cracker crumbs, 1/4 cup sugar, and melted butter. Press the mixture into the bottom of a 9-inch springform pan. Refrigerate for 30 minutes.
In a large bowl, beat the cream cheese and 1 cup sugar until smooth and creamy. Add the eggs one at a time, beating well after each addition.
Mix in the sour cream, vanilla extract, orange juice, and orange zest until fully combined.
Pour half of the cream cheese mixture over the crust.
Evenly distribute half of the pineapple chunks and mandarin orange slices over the cream cheese mixture.
Pour the remaining cream cheese mixture on top.
Create a swirl pattern with additional orange juice if desired.