Samecca (Sam and Reb/ecca) is the pairing of Sam Costa and Rebecca Guglielmino in Alex & Co.
- Sam has brown hair but Rebecca has blonde hair.
- Rebecca has brown eyes but Sam has hazel eyes.
- Sam is very smart, but Rebecca needs a tutor.
- Rebecca is in The Lindas, but Sam is in Alex & Co.
- Sam is most commonly referred to by his nickname, but Rebecca is not.
- They are dating.
- Sam is Rebecca's tutor.
- Nicole was the first person to know about their relationship.