>> pelley: ...and two of the league's fastest rising future superstars-- tight end rob gronkowski andis players during the day, parties with them at night. and he is always, always on call. >> rosenhaus: if i get a call in the middle of the night, i have to take it. if i'm with a girl, i have to take it. if i'm in the shower, i have to take it. my clients are like my family, like my brothers, literally. so when they hurt, i hurt, and there's a lot of emotion involved. you know, you enjoy the ups and, man, do you feel the downs. >> pelley: but, come on, you've got how many clients now? >> rosenhaus: approximately 170 active clients. >> pelley: you can't have a personal relationship with 170 guys. >> rosenhaus: scott, i do. i want each one of my clients to feel that they are my only client, that they are my most important client, that i love them. >> pelley: a few people watching this might look at you and say, "that poor man." ( laughs ) seriously, no family, no wife. he's 44. he has no life. >> rosenhaus: well, i love the nfl. i've given my life to it. my girlfriend of two years, we b