Answer:
Tip of the Tongue phenomenon.
Step-by-step explanation:
Lethologica is the term that is used by the psychologist to define the phenomenon when we are unable to retrieve a piece of information. This phenomenon is also known as the tip of the tongue phenomenon.
In this phenomenon, there is a temporary inability of gathering information from the memory that sometimes, according to psychologists, also leads to frustration. The psychologists say that is a common phenomenon that occurs to most of us.
In the given case, unable to retrieve the information of the name of the band of the song that Ramona is hearing is an example of the tip of the tongue phenomenon or lethologica.